Quick view Details Grodan Grodan Grow Cubes MSRP: Now: $24.95 Choose Options Compare Quick view Details Grodan Terracotta Gro-Smart Tray MSRP: Now: $12.95 Choose Options Compare Quick view Details Grodan | sku: GR1x1S Grodan A-OK Starter Plugs 1.5" x 1.5" x 1.5" MSRP: $14.06 Now: $10.95 Add to Cart Compare SALE Quick view Details Grodan | sku: GR6S Grodan Expert Slab 6" x 3" x 36" MSRP: $8.98 Was: $7.95 Now: $6.95 Add to Cart Compare SALE Quick view Details Grodan | sku: GRAB Grodan Gro-Wool Asorbent Granulate 3.5 Cu Ft MSRP: $76.70 Was: $72.99 Now: $64.95 Add to Cart Compare Quick view Details Grodan | sku: GRGC11 Grodan Grow Cubes, 1 Cu Ft Bag MSRP: $28.46 Now: $24.95 Add to Cart Compare SALE Quick view Details Grodan | sku: GRPLUG Grodan Macro Plug Round With Slit, Bag of 50 MSRP: $12.17 Was: $10.95 Now: $10.49 Add to Cart Compare Quick view Details Grodan | sku: GRGC23 Grodan Grow Cubes, 2 Cu Ft Bag MSRP: $45.86 Now: $39.95 Add to Cart Compare Quick view Details Grodan | sku: GRPLUGC Grodan Macro Plug Round With Slit, Bulk Box of 2000 MSRP: $351.32 Now: $299.95 Add to Cart Compare Quick view Details Grodan | sku: GR2SS Grodan A-OK Starter Plugs 2" x 2" x 2" MSRP: $12.35 Now: $10.49 Add to Cart Compare Quick view Details Grodan | sku: GR8S Grodan Expert Slab 8" x 3" x 36" MSRP: $11.66 Now: $9.95 Add to Cart Compare Quick view Details Grodan | sku: GR1x2S Grodan Delta Starter Mini-Blocks 1.5" x 1.5" x 1.5" MSRP: $9.64 Now: $8.49 Add to Cart Compare Quick view Grodan Grodan Grow Cubes Grodan Grow Cubes are 1/2" x 1/2" loose rockwool blocks. They are mainly used for container growing. You can mix them in with any other medium that you would like (such as perlite/vermiculite, coco... MSRP: Now: $24.95 Choose Options Compare Quick view Grodan Terracotta Gro-Smart Tray Your Grodan Starter plugs, Mini-Blocks and Gro-Blocks have finally found a home. This durable Dutch tray has double-sided features that will perfectily fit 1.5" A-OK's, Mini-Blocks, or Gro-Blocks... MSRP: Now: $12.95 Choose Options Compare Quick view Grodan | sku: GR1x1S Grodan A-OK Starter Plugs 1.5" x 1.5" x 1.5" Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $14.06 Now: $10.95 Add to Cart Compare SALE Quick view Grodan | sku: GR6S Grodan Expert Slab 6" x 3" x 36" Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $8.98 Was: $7.95 Now: $6.95 Add to Cart Compare SALE Quick view Grodan | sku: GRAB Grodan Gro-Wool Asorbent Granulate 3.5 Cu Ft Granulated rockwool can be used alone or as an amendment to organic based mixes. For example, the addition of water absorbant granulate to peat mixes at 25-50% volume, increases water holding... MSRP: $76.70 Was: $72.99 Now: $64.95 Add to Cart Compare Quick view Grodan | sku: GRGC11 Grodan Grow Cubes, 1 Cu Ft Bag Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $28.46 Now: $24.95 Add to Cart Compare SALE Quick view Grodan | sku: GRPLUG Grodan Macro Plug Round With Slit, Bag of 50 Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $12.17 Was: $10.95 Now: $10.49 Add to Cart Compare Quick view Grodan | sku: GRGC23 Grodan Grow Cubes, 2 Cu Ft Bag Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $45.86 Now: $39.95 Add to Cart Compare Quick view Grodan | sku: GRPLUGC Grodan Macro Plug Round With Slit, Bulk Box of 2000 Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $351.32 Now: $299.95 Add to Cart Compare Quick view Grodan | sku: GR2SS Grodan A-OK Starter Plugs 2" x 2" x 2" Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $12.35 Now: $10.49 Add to Cart Compare Quick view Grodan | sku: GR8S Grodan Expert Slab 8" x 3" x 36" Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $11.66 Now: $9.95 Add to Cart Compare Quick view Grodan | sku: GR1x2S Grodan Delta Starter Mini-Blocks 1.5" x 1.5" x 1.5" Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $9.64 Now: $8.49 Add to Cart Compare 1 2 Next 1 2 Next Compare Selected × OK
Quick view Details Grodan Terracotta Gro-Smart Tray MSRP: Now: $12.95 Choose Options Compare Quick view Details Grodan | sku: GR1x1S Grodan A-OK Starter Plugs 1.5" x 1.5" x 1.5" MSRP: $14.06 Now: $10.95 Add to Cart Compare SALE Quick view Details Grodan | sku: GR6S Grodan Expert Slab 6" x 3" x 36" MSRP: $8.98 Was: $7.95 Now: $6.95 Add to Cart Compare SALE Quick view Details Grodan | sku: GRAB Grodan Gro-Wool Asorbent Granulate 3.5 Cu Ft MSRP: $76.70 Was: $72.99 Now: $64.95 Add to Cart Compare Quick view Details Grodan | sku: GRGC11 Grodan Grow Cubes, 1 Cu Ft Bag MSRP: $28.46 Now: $24.95 Add to Cart Compare SALE Quick view Details Grodan | sku: GRPLUG Grodan Macro Plug Round With Slit, Bag of 50 MSRP: $12.17 Was: $10.95 Now: $10.49 Add to Cart Compare Quick view Details Grodan | sku: GRGC23 Grodan Grow Cubes, 2 Cu Ft Bag MSRP: $45.86 Now: $39.95 Add to Cart Compare Quick view Details Grodan | sku: GRPLUGC Grodan Macro Plug Round With Slit, Bulk Box of 2000 MSRP: $351.32 Now: $299.95 Add to Cart Compare Quick view Details Grodan | sku: GR2SS Grodan A-OK Starter Plugs 2" x 2" x 2" MSRP: $12.35 Now: $10.49 Add to Cart Compare Quick view Details Grodan | sku: GR8S Grodan Expert Slab 8" x 3" x 36" MSRP: $11.66 Now: $9.95 Add to Cart Compare Quick view Details Grodan | sku: GR1x2S Grodan Delta Starter Mini-Blocks 1.5" x 1.5" x 1.5" MSRP: $9.64 Now: $8.49 Add to Cart Compare Quick view Grodan Grodan Grow Cubes Grodan Grow Cubes are 1/2" x 1/2" loose rockwool blocks. They are mainly used for container growing. You can mix them in with any other medium that you would like (such as perlite/vermiculite, coco... MSRP: Now: $24.95 Choose Options Compare Quick view Grodan Terracotta Gro-Smart Tray Your Grodan Starter plugs, Mini-Blocks and Gro-Blocks have finally found a home. This durable Dutch tray has double-sided features that will perfectily fit 1.5" A-OK's, Mini-Blocks, or Gro-Blocks... MSRP: Now: $12.95 Choose Options Compare Quick view Grodan | sku: GR1x1S Grodan A-OK Starter Plugs 1.5" x 1.5" x 1.5" Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $14.06 Now: $10.95 Add to Cart Compare SALE Quick view Grodan | sku: GR6S Grodan Expert Slab 6" x 3" x 36" Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $8.98 Was: $7.95 Now: $6.95 Add to Cart Compare SALE Quick view Grodan | sku: GRAB Grodan Gro-Wool Asorbent Granulate 3.5 Cu Ft Granulated rockwool can be used alone or as an amendment to organic based mixes. For example, the addition of water absorbant granulate to peat mixes at 25-50% volume, increases water holding... MSRP: $76.70 Was: $72.99 Now: $64.95 Add to Cart Compare Quick view Grodan | sku: GRGC11 Grodan Grow Cubes, 1 Cu Ft Bag Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $28.46 Now: $24.95 Add to Cart Compare SALE Quick view Grodan | sku: GRPLUG Grodan Macro Plug Round With Slit, Bag of 50 Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $12.17 Was: $10.95 Now: $10.49 Add to Cart Compare Quick view Grodan | sku: GRGC23 Grodan Grow Cubes, 2 Cu Ft Bag Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $45.86 Now: $39.95 Add to Cart Compare Quick view Grodan | sku: GRPLUGC Grodan Macro Plug Round With Slit, Bulk Box of 2000 Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $351.32 Now: $299.95 Add to Cart Compare Quick view Grodan | sku: GR2SS Grodan A-OK Starter Plugs 2" x 2" x 2" Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $12.35 Now: $10.49 Add to Cart Compare Quick view Grodan | sku: GR8S Grodan Expert Slab 8" x 3" x 36" Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $11.66 Now: $9.95 Add to Cart Compare Quick view Grodan | sku: GR1x2S Grodan Delta Starter Mini-Blocks 1.5" x 1.5" x 1.5" Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $9.64 Now: $8.49 Add to Cart Compare 1 2 Next 1 2 Next Compare Selected × OK
Quick view Details Grodan | sku: GR1x1S Grodan A-OK Starter Plugs 1.5" x 1.5" x 1.5" MSRP: $14.06 Now: $10.95 Add to Cart Compare SALE Quick view Details Grodan | sku: GR6S Grodan Expert Slab 6" x 3" x 36" MSRP: $8.98 Was: $7.95 Now: $6.95 Add to Cart Compare SALE Quick view Details Grodan | sku: GRAB Grodan Gro-Wool Asorbent Granulate 3.5 Cu Ft MSRP: $76.70 Was: $72.99 Now: $64.95 Add to Cart Compare Quick view Details Grodan | sku: GRGC11 Grodan Grow Cubes, 1 Cu Ft Bag MSRP: $28.46 Now: $24.95 Add to Cart Compare SALE Quick view Details Grodan | sku: GRPLUG Grodan Macro Plug Round With Slit, Bag of 50 MSRP: $12.17 Was: $10.95 Now: $10.49 Add to Cart Compare Quick view Details Grodan | sku: GRGC23 Grodan Grow Cubes, 2 Cu Ft Bag MSRP: $45.86 Now: $39.95 Add to Cart Compare Quick view Details Grodan | sku: GRPLUGC Grodan Macro Plug Round With Slit, Bulk Box of 2000 MSRP: $351.32 Now: $299.95 Add to Cart Compare Quick view Details Grodan | sku: GR2SS Grodan A-OK Starter Plugs 2" x 2" x 2" MSRP: $12.35 Now: $10.49 Add to Cart Compare Quick view Details Grodan | sku: GR8S Grodan Expert Slab 8" x 3" x 36" MSRP: $11.66 Now: $9.95 Add to Cart Compare Quick view Details Grodan | sku: GR1x2S Grodan Delta Starter Mini-Blocks 1.5" x 1.5" x 1.5" MSRP: $9.64 Now: $8.49 Add to Cart Compare Quick view Grodan Grodan Grow Cubes Grodan Grow Cubes are 1/2" x 1/2" loose rockwool blocks. They are mainly used for container growing. You can mix them in with any other medium that you would like (such as perlite/vermiculite, coco... MSRP: Now: $24.95 Choose Options Compare Quick view Grodan Terracotta Gro-Smart Tray Your Grodan Starter plugs, Mini-Blocks and Gro-Blocks have finally found a home. This durable Dutch tray has double-sided features that will perfectily fit 1.5" A-OK's, Mini-Blocks, or Gro-Blocks... MSRP: Now: $12.95 Choose Options Compare Quick view Grodan | sku: GR1x1S Grodan A-OK Starter Plugs 1.5" x 1.5" x 1.5" Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $14.06 Now: $10.95 Add to Cart Compare SALE Quick view Grodan | sku: GR6S Grodan Expert Slab 6" x 3" x 36" Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $8.98 Was: $7.95 Now: $6.95 Add to Cart Compare SALE Quick view Grodan | sku: GRAB Grodan Gro-Wool Asorbent Granulate 3.5 Cu Ft Granulated rockwool can be used alone or as an amendment to organic based mixes. For example, the addition of water absorbant granulate to peat mixes at 25-50% volume, increases water holding... MSRP: $76.70 Was: $72.99 Now: $64.95 Add to Cart Compare Quick view Grodan | sku: GRGC11 Grodan Grow Cubes, 1 Cu Ft Bag Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $28.46 Now: $24.95 Add to Cart Compare SALE Quick view Grodan | sku: GRPLUG Grodan Macro Plug Round With Slit, Bag of 50 Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $12.17 Was: $10.95 Now: $10.49 Add to Cart Compare Quick view Grodan | sku: GRGC23 Grodan Grow Cubes, 2 Cu Ft Bag Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $45.86 Now: $39.95 Add to Cart Compare Quick view Grodan | sku: GRPLUGC Grodan Macro Plug Round With Slit, Bulk Box of 2000 Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $351.32 Now: $299.95 Add to Cart Compare Quick view Grodan | sku: GR2SS Grodan A-OK Starter Plugs 2" x 2" x 2" Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $12.35 Now: $10.49 Add to Cart Compare Quick view Grodan | sku: GR8S Grodan Expert Slab 8" x 3" x 36" Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $11.66 Now: $9.95 Add to Cart Compare Quick view Grodan | sku: GR1x2S Grodan Delta Starter Mini-Blocks 1.5" x 1.5" x 1.5" Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $9.64 Now: $8.49 Add to Cart Compare 1 2 Next 1 2 Next Compare Selected × OK
SALE Quick view Details Grodan | sku: GR6S Grodan Expert Slab 6" x 3" x 36" MSRP: $8.98 Was: $7.95 Now: $6.95 Add to Cart Compare
SALE Quick view Details Grodan | sku: GRAB Grodan Gro-Wool Asorbent Granulate 3.5 Cu Ft MSRP: $76.70 Was: $72.99 Now: $64.95 Add to Cart Compare
Quick view Details Grodan | sku: GRGC11 Grodan Grow Cubes, 1 Cu Ft Bag MSRP: $28.46 Now: $24.95 Add to Cart Compare SALE Quick view Details Grodan | sku: GRPLUG Grodan Macro Plug Round With Slit, Bag of 50 MSRP: $12.17 Was: $10.95 Now: $10.49 Add to Cart Compare Quick view Details Grodan | sku: GRGC23 Grodan Grow Cubes, 2 Cu Ft Bag MSRP: $45.86 Now: $39.95 Add to Cart Compare Quick view Details Grodan | sku: GRPLUGC Grodan Macro Plug Round With Slit, Bulk Box of 2000 MSRP: $351.32 Now: $299.95 Add to Cart Compare Quick view Details Grodan | sku: GR2SS Grodan A-OK Starter Plugs 2" x 2" x 2" MSRP: $12.35 Now: $10.49 Add to Cart Compare Quick view Details Grodan | sku: GR8S Grodan Expert Slab 8" x 3" x 36" MSRP: $11.66 Now: $9.95 Add to Cart Compare Quick view Details Grodan | sku: GR1x2S Grodan Delta Starter Mini-Blocks 1.5" x 1.5" x 1.5" MSRP: $9.64 Now: $8.49 Add to Cart Compare Quick view Grodan Grodan Grow Cubes Grodan Grow Cubes are 1/2" x 1/2" loose rockwool blocks. They are mainly used for container growing. You can mix them in with any other medium that you would like (such as perlite/vermiculite, coco... MSRP: Now: $24.95 Choose Options Compare Quick view Grodan Terracotta Gro-Smart Tray Your Grodan Starter plugs, Mini-Blocks and Gro-Blocks have finally found a home. This durable Dutch tray has double-sided features that will perfectily fit 1.5" A-OK's, Mini-Blocks, or Gro-Blocks... MSRP: Now: $12.95 Choose Options Compare Quick view Grodan | sku: GR1x1S Grodan A-OK Starter Plugs 1.5" x 1.5" x 1.5" Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $14.06 Now: $10.95 Add to Cart Compare SALE Quick view Grodan | sku: GR6S Grodan Expert Slab 6" x 3" x 36" Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $8.98 Was: $7.95 Now: $6.95 Add to Cart Compare SALE Quick view Grodan | sku: GRAB Grodan Gro-Wool Asorbent Granulate 3.5 Cu Ft Granulated rockwool can be used alone or as an amendment to organic based mixes. For example, the addition of water absorbant granulate to peat mixes at 25-50% volume, increases water holding... MSRP: $76.70 Was: $72.99 Now: $64.95 Add to Cart Compare Quick view Grodan | sku: GRGC11 Grodan Grow Cubes, 1 Cu Ft Bag Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $28.46 Now: $24.95 Add to Cart Compare SALE Quick view Grodan | sku: GRPLUG Grodan Macro Plug Round With Slit, Bag of 50 Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $12.17 Was: $10.95 Now: $10.49 Add to Cart Compare Quick view Grodan | sku: GRGC23 Grodan Grow Cubes, 2 Cu Ft Bag Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $45.86 Now: $39.95 Add to Cart Compare Quick view Grodan | sku: GRPLUGC Grodan Macro Plug Round With Slit, Bulk Box of 2000 Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $351.32 Now: $299.95 Add to Cart Compare Quick view Grodan | sku: GR2SS Grodan A-OK Starter Plugs 2" x 2" x 2" Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $12.35 Now: $10.49 Add to Cart Compare Quick view Grodan | sku: GR8S Grodan Expert Slab 8" x 3" x 36" Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $11.66 Now: $9.95 Add to Cart Compare Quick view Grodan | sku: GR1x2S Grodan Delta Starter Mini-Blocks 1.5" x 1.5" x 1.5" Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $9.64 Now: $8.49 Add to Cart Compare 1 2 Next 1 2 Next Compare Selected × OK
SALE Quick view Details Grodan | sku: GRPLUG Grodan Macro Plug Round With Slit, Bag of 50 MSRP: $12.17 Was: $10.95 Now: $10.49 Add to Cart Compare
Quick view Details Grodan | sku: GRGC23 Grodan Grow Cubes, 2 Cu Ft Bag MSRP: $45.86 Now: $39.95 Add to Cart Compare Quick view Details Grodan | sku: GRPLUGC Grodan Macro Plug Round With Slit, Bulk Box of 2000 MSRP: $351.32 Now: $299.95 Add to Cart Compare Quick view Details Grodan | sku: GR2SS Grodan A-OK Starter Plugs 2" x 2" x 2" MSRP: $12.35 Now: $10.49 Add to Cart Compare Quick view Details Grodan | sku: GR8S Grodan Expert Slab 8" x 3" x 36" MSRP: $11.66 Now: $9.95 Add to Cart Compare Quick view Details Grodan | sku: GR1x2S Grodan Delta Starter Mini-Blocks 1.5" x 1.5" x 1.5" MSRP: $9.64 Now: $8.49 Add to Cart Compare Quick view Grodan Grodan Grow Cubes Grodan Grow Cubes are 1/2" x 1/2" loose rockwool blocks. They are mainly used for container growing. You can mix them in with any other medium that you would like (such as perlite/vermiculite, coco... MSRP: Now: $24.95 Choose Options Compare Quick view Grodan Terracotta Gro-Smart Tray Your Grodan Starter plugs, Mini-Blocks and Gro-Blocks have finally found a home. This durable Dutch tray has double-sided features that will perfectily fit 1.5" A-OK's, Mini-Blocks, or Gro-Blocks... MSRP: Now: $12.95 Choose Options Compare Quick view Grodan | sku: GR1x1S Grodan A-OK Starter Plugs 1.5" x 1.5" x 1.5" Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $14.06 Now: $10.95 Add to Cart Compare SALE Quick view Grodan | sku: GR6S Grodan Expert Slab 6" x 3" x 36" Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $8.98 Was: $7.95 Now: $6.95 Add to Cart Compare SALE Quick view Grodan | sku: GRAB Grodan Gro-Wool Asorbent Granulate 3.5 Cu Ft Granulated rockwool can be used alone or as an amendment to organic based mixes. For example, the addition of water absorbant granulate to peat mixes at 25-50% volume, increases water holding... MSRP: $76.70 Was: $72.99 Now: $64.95 Add to Cart Compare Quick view Grodan | sku: GRGC11 Grodan Grow Cubes, 1 Cu Ft Bag Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $28.46 Now: $24.95 Add to Cart Compare SALE Quick view Grodan | sku: GRPLUG Grodan Macro Plug Round With Slit, Bag of 50 Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $12.17 Was: $10.95 Now: $10.49 Add to Cart Compare Quick view Grodan | sku: GRGC23 Grodan Grow Cubes, 2 Cu Ft Bag Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $45.86 Now: $39.95 Add to Cart Compare Quick view Grodan | sku: GRPLUGC Grodan Macro Plug Round With Slit, Bulk Box of 2000 Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $351.32 Now: $299.95 Add to Cart Compare Quick view Grodan | sku: GR2SS Grodan A-OK Starter Plugs 2" x 2" x 2" Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $12.35 Now: $10.49 Add to Cart Compare Quick view Grodan | sku: GR8S Grodan Expert Slab 8" x 3" x 36" Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $11.66 Now: $9.95 Add to Cart Compare Quick view Grodan | sku: GR1x2S Grodan Delta Starter Mini-Blocks 1.5" x 1.5" x 1.5" Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $9.64 Now: $8.49 Add to Cart Compare 1 2 Next 1 2 Next Compare Selected × OK
Quick view Details Grodan | sku: GRPLUGC Grodan Macro Plug Round With Slit, Bulk Box of 2000 MSRP: $351.32 Now: $299.95 Add to Cart Compare Quick view Details Grodan | sku: GR2SS Grodan A-OK Starter Plugs 2" x 2" x 2" MSRP: $12.35 Now: $10.49 Add to Cart Compare Quick view Details Grodan | sku: GR8S Grodan Expert Slab 8" x 3" x 36" MSRP: $11.66 Now: $9.95 Add to Cart Compare Quick view Details Grodan | sku: GR1x2S Grodan Delta Starter Mini-Blocks 1.5" x 1.5" x 1.5" MSRP: $9.64 Now: $8.49 Add to Cart Compare Quick view Grodan Grodan Grow Cubes Grodan Grow Cubes are 1/2" x 1/2" loose rockwool blocks. They are mainly used for container growing. You can mix them in with any other medium that you would like (such as perlite/vermiculite, coco... MSRP: Now: $24.95 Choose Options Compare Quick view Grodan Terracotta Gro-Smart Tray Your Grodan Starter plugs, Mini-Blocks and Gro-Blocks have finally found a home. This durable Dutch tray has double-sided features that will perfectily fit 1.5" A-OK's, Mini-Blocks, or Gro-Blocks... MSRP: Now: $12.95 Choose Options Compare Quick view Grodan | sku: GR1x1S Grodan A-OK Starter Plugs 1.5" x 1.5" x 1.5" Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $14.06 Now: $10.95 Add to Cart Compare SALE Quick view Grodan | sku: GR6S Grodan Expert Slab 6" x 3" x 36" Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $8.98 Was: $7.95 Now: $6.95 Add to Cart Compare SALE Quick view Grodan | sku: GRAB Grodan Gro-Wool Asorbent Granulate 3.5 Cu Ft Granulated rockwool can be used alone or as an amendment to organic based mixes. For example, the addition of water absorbant granulate to peat mixes at 25-50% volume, increases water holding... MSRP: $76.70 Was: $72.99 Now: $64.95 Add to Cart Compare Quick view Grodan | sku: GRGC11 Grodan Grow Cubes, 1 Cu Ft Bag Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $28.46 Now: $24.95 Add to Cart Compare SALE Quick view Grodan | sku: GRPLUG Grodan Macro Plug Round With Slit, Bag of 50 Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $12.17 Was: $10.95 Now: $10.49 Add to Cart Compare Quick view Grodan | sku: GRGC23 Grodan Grow Cubes, 2 Cu Ft Bag Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $45.86 Now: $39.95 Add to Cart Compare Quick view Grodan | sku: GRPLUGC Grodan Macro Plug Round With Slit, Bulk Box of 2000 Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $351.32 Now: $299.95 Add to Cart Compare Quick view Grodan | sku: GR2SS Grodan A-OK Starter Plugs 2" x 2" x 2" Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $12.35 Now: $10.49 Add to Cart Compare Quick view Grodan | sku: GR8S Grodan Expert Slab 8" x 3" x 36" Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $11.66 Now: $9.95 Add to Cart Compare Quick view Grodan | sku: GR1x2S Grodan Delta Starter Mini-Blocks 1.5" x 1.5" x 1.5" Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $9.64 Now: $8.49 Add to Cart Compare 1 2 Next 1 2 Next Compare Selected × OK
Quick view Details Grodan | sku: GR2SS Grodan A-OK Starter Plugs 2" x 2" x 2" MSRP: $12.35 Now: $10.49 Add to Cart Compare Quick view Details Grodan | sku: GR8S Grodan Expert Slab 8" x 3" x 36" MSRP: $11.66 Now: $9.95 Add to Cart Compare Quick view Details Grodan | sku: GR1x2S Grodan Delta Starter Mini-Blocks 1.5" x 1.5" x 1.5" MSRP: $9.64 Now: $8.49 Add to Cart Compare Quick view Grodan Grodan Grow Cubes Grodan Grow Cubes are 1/2" x 1/2" loose rockwool blocks. They are mainly used for container growing. You can mix them in with any other medium that you would like (such as perlite/vermiculite, coco... MSRP: Now: $24.95 Choose Options Compare Quick view Grodan Terracotta Gro-Smart Tray Your Grodan Starter plugs, Mini-Blocks and Gro-Blocks have finally found a home. This durable Dutch tray has double-sided features that will perfectily fit 1.5" A-OK's, Mini-Blocks, or Gro-Blocks... MSRP: Now: $12.95 Choose Options Compare Quick view Grodan | sku: GR1x1S Grodan A-OK Starter Plugs 1.5" x 1.5" x 1.5" Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $14.06 Now: $10.95 Add to Cart Compare SALE Quick view Grodan | sku: GR6S Grodan Expert Slab 6" x 3" x 36" Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $8.98 Was: $7.95 Now: $6.95 Add to Cart Compare SALE Quick view Grodan | sku: GRAB Grodan Gro-Wool Asorbent Granulate 3.5 Cu Ft Granulated rockwool can be used alone or as an amendment to organic based mixes. For example, the addition of water absorbant granulate to peat mixes at 25-50% volume, increases water holding... MSRP: $76.70 Was: $72.99 Now: $64.95 Add to Cart Compare Quick view Grodan | sku: GRGC11 Grodan Grow Cubes, 1 Cu Ft Bag Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $28.46 Now: $24.95 Add to Cart Compare SALE Quick view Grodan | sku: GRPLUG Grodan Macro Plug Round With Slit, Bag of 50 Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $12.17 Was: $10.95 Now: $10.49 Add to Cart Compare Quick view Grodan | sku: GRGC23 Grodan Grow Cubes, 2 Cu Ft Bag Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $45.86 Now: $39.95 Add to Cart Compare Quick view Grodan | sku: GRPLUGC Grodan Macro Plug Round With Slit, Bulk Box of 2000 Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $351.32 Now: $299.95 Add to Cart Compare Quick view Grodan | sku: GR2SS Grodan A-OK Starter Plugs 2" x 2" x 2" Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $12.35 Now: $10.49 Add to Cart Compare Quick view Grodan | sku: GR8S Grodan Expert Slab 8" x 3" x 36" Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $11.66 Now: $9.95 Add to Cart Compare Quick view Grodan | sku: GR1x2S Grodan Delta Starter Mini-Blocks 1.5" x 1.5" x 1.5" Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $9.64 Now: $8.49 Add to Cart Compare 1 2 Next 1 2 Next Compare Selected × OK
Quick view Details Grodan | sku: GR8S Grodan Expert Slab 8" x 3" x 36" MSRP: $11.66 Now: $9.95 Add to Cart Compare Quick view Details Grodan | sku: GR1x2S Grodan Delta Starter Mini-Blocks 1.5" x 1.5" x 1.5" MSRP: $9.64 Now: $8.49 Add to Cart Compare Quick view Grodan Grodan Grow Cubes Grodan Grow Cubes are 1/2" x 1/2" loose rockwool blocks. They are mainly used for container growing. You can mix them in with any other medium that you would like (such as perlite/vermiculite, coco... MSRP: Now: $24.95 Choose Options Compare Quick view Grodan Terracotta Gro-Smart Tray Your Grodan Starter plugs, Mini-Blocks and Gro-Blocks have finally found a home. This durable Dutch tray has double-sided features that will perfectily fit 1.5" A-OK's, Mini-Blocks, or Gro-Blocks... MSRP: Now: $12.95 Choose Options Compare Quick view Grodan | sku: GR1x1S Grodan A-OK Starter Plugs 1.5" x 1.5" x 1.5" Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $14.06 Now: $10.95 Add to Cart Compare SALE Quick view Grodan | sku: GR6S Grodan Expert Slab 6" x 3" x 36" Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $8.98 Was: $7.95 Now: $6.95 Add to Cart Compare SALE Quick view Grodan | sku: GRAB Grodan Gro-Wool Asorbent Granulate 3.5 Cu Ft Granulated rockwool can be used alone or as an amendment to organic based mixes. For example, the addition of water absorbant granulate to peat mixes at 25-50% volume, increases water holding... MSRP: $76.70 Was: $72.99 Now: $64.95 Add to Cart Compare Quick view Grodan | sku: GRGC11 Grodan Grow Cubes, 1 Cu Ft Bag Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $28.46 Now: $24.95 Add to Cart Compare SALE Quick view Grodan | sku: GRPLUG Grodan Macro Plug Round With Slit, Bag of 50 Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $12.17 Was: $10.95 Now: $10.49 Add to Cart Compare Quick view Grodan | sku: GRGC23 Grodan Grow Cubes, 2 Cu Ft Bag Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $45.86 Now: $39.95 Add to Cart Compare Quick view Grodan | sku: GRPLUGC Grodan Macro Plug Round With Slit, Bulk Box of 2000 Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $351.32 Now: $299.95 Add to Cart Compare Quick view Grodan | sku: GR2SS Grodan A-OK Starter Plugs 2" x 2" x 2" Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $12.35 Now: $10.49 Add to Cart Compare Quick view Grodan | sku: GR8S Grodan Expert Slab 8" x 3" x 36" Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $11.66 Now: $9.95 Add to Cart Compare Quick view Grodan | sku: GR1x2S Grodan Delta Starter Mini-Blocks 1.5" x 1.5" x 1.5" Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $9.64 Now: $8.49 Add to Cart Compare 1 2 Next 1 2 Next Compare Selected × OK
Quick view Details Grodan | sku: GR1x2S Grodan Delta Starter Mini-Blocks 1.5" x 1.5" x 1.5" MSRP: $9.64 Now: $8.49 Add to Cart Compare Quick view Grodan Grodan Grow Cubes Grodan Grow Cubes are 1/2" x 1/2" loose rockwool blocks. They are mainly used for container growing. You can mix them in with any other medium that you would like (such as perlite/vermiculite, coco... MSRP: Now: $24.95 Choose Options Compare Quick view Grodan Terracotta Gro-Smart Tray Your Grodan Starter plugs, Mini-Blocks and Gro-Blocks have finally found a home. This durable Dutch tray has double-sided features that will perfectily fit 1.5" A-OK's, Mini-Blocks, or Gro-Blocks... MSRP: Now: $12.95 Choose Options Compare Quick view Grodan | sku: GR1x1S Grodan A-OK Starter Plugs 1.5" x 1.5" x 1.5" Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $14.06 Now: $10.95 Add to Cart Compare SALE Quick view Grodan | sku: GR6S Grodan Expert Slab 6" x 3" x 36" Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $8.98 Was: $7.95 Now: $6.95 Add to Cart Compare SALE Quick view Grodan | sku: GRAB Grodan Gro-Wool Asorbent Granulate 3.5 Cu Ft Granulated rockwool can be used alone or as an amendment to organic based mixes. For example, the addition of water absorbant granulate to peat mixes at 25-50% volume, increases water holding... MSRP: $76.70 Was: $72.99 Now: $64.95 Add to Cart Compare Quick view Grodan | sku: GRGC11 Grodan Grow Cubes, 1 Cu Ft Bag Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $28.46 Now: $24.95 Add to Cart Compare SALE Quick view Grodan | sku: GRPLUG Grodan Macro Plug Round With Slit, Bag of 50 Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $12.17 Was: $10.95 Now: $10.49 Add to Cart Compare Quick view Grodan | sku: GRGC23 Grodan Grow Cubes, 2 Cu Ft Bag Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $45.86 Now: $39.95 Add to Cart Compare Quick view Grodan | sku: GRPLUGC Grodan Macro Plug Round With Slit, Bulk Box of 2000 Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $351.32 Now: $299.95 Add to Cart Compare Quick view Grodan | sku: GR2SS Grodan A-OK Starter Plugs 2" x 2" x 2" Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $12.35 Now: $10.49 Add to Cart Compare Quick view Grodan | sku: GR8S Grodan Expert Slab 8" x 3" x 36" Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $11.66 Now: $9.95 Add to Cart Compare Quick view Grodan | sku: GR1x2S Grodan Delta Starter Mini-Blocks 1.5" x 1.5" x 1.5" Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $9.64 Now: $8.49 Add to Cart Compare 1 2 Next 1 2 Next Compare Selected × OK
Quick view Grodan Grodan Grow Cubes Grodan Grow Cubes are 1/2" x 1/2" loose rockwool blocks. They are mainly used for container growing. You can mix them in with any other medium that you would like (such as perlite/vermiculite, coco... MSRP: Now: $24.95 Choose Options Compare Quick view Grodan Terracotta Gro-Smart Tray Your Grodan Starter plugs, Mini-Blocks and Gro-Blocks have finally found a home. This durable Dutch tray has double-sided features that will perfectily fit 1.5" A-OK's, Mini-Blocks, or Gro-Blocks... MSRP: Now: $12.95 Choose Options Compare Quick view Grodan | sku: GR1x1S Grodan A-OK Starter Plugs 1.5" x 1.5" x 1.5" Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $14.06 Now: $10.95 Add to Cart Compare SALE Quick view Grodan | sku: GR6S Grodan Expert Slab 6" x 3" x 36" Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $8.98 Was: $7.95 Now: $6.95 Add to Cart Compare SALE Quick view Grodan | sku: GRAB Grodan Gro-Wool Asorbent Granulate 3.5 Cu Ft Granulated rockwool can be used alone or as an amendment to organic based mixes. For example, the addition of water absorbant granulate to peat mixes at 25-50% volume, increases water holding... MSRP: $76.70 Was: $72.99 Now: $64.95 Add to Cart Compare Quick view Grodan | sku: GRGC11 Grodan Grow Cubes, 1 Cu Ft Bag Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $28.46 Now: $24.95 Add to Cart Compare SALE Quick view Grodan | sku: GRPLUG Grodan Macro Plug Round With Slit, Bag of 50 Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $12.17 Was: $10.95 Now: $10.49 Add to Cart Compare Quick view Grodan | sku: GRGC23 Grodan Grow Cubes, 2 Cu Ft Bag Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $45.86 Now: $39.95 Add to Cart Compare Quick view Grodan | sku: GRPLUGC Grodan Macro Plug Round With Slit, Bulk Box of 2000 Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $351.32 Now: $299.95 Add to Cart Compare Quick view Grodan | sku: GR2SS Grodan A-OK Starter Plugs 2" x 2" x 2" Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $12.35 Now: $10.49 Add to Cart Compare Quick view Grodan | sku: GR8S Grodan Expert Slab 8" x 3" x 36" Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $11.66 Now: $9.95 Add to Cart Compare Quick view Grodan | sku: GR1x2S Grodan Delta Starter Mini-Blocks 1.5" x 1.5" x 1.5" Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $9.64 Now: $8.49 Add to Cart Compare 1 2 Next 1 2 Next Compare Selected × OK
Quick view Grodan Terracotta Gro-Smart Tray Your Grodan Starter plugs, Mini-Blocks and Gro-Blocks have finally found a home. This durable Dutch tray has double-sided features that will perfectily fit 1.5" A-OK's, Mini-Blocks, or Gro-Blocks... MSRP: Now: $12.95 Choose Options Compare Quick view Grodan | sku: GR1x1S Grodan A-OK Starter Plugs 1.5" x 1.5" x 1.5" Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $14.06 Now: $10.95 Add to Cart Compare SALE Quick view Grodan | sku: GR6S Grodan Expert Slab 6" x 3" x 36" Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $8.98 Was: $7.95 Now: $6.95 Add to Cart Compare SALE Quick view Grodan | sku: GRAB Grodan Gro-Wool Asorbent Granulate 3.5 Cu Ft Granulated rockwool can be used alone or as an amendment to organic based mixes. For example, the addition of water absorbant granulate to peat mixes at 25-50% volume, increases water holding... MSRP: $76.70 Was: $72.99 Now: $64.95 Add to Cart Compare Quick view Grodan | sku: GRGC11 Grodan Grow Cubes, 1 Cu Ft Bag Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $28.46 Now: $24.95 Add to Cart Compare SALE Quick view Grodan | sku: GRPLUG Grodan Macro Plug Round With Slit, Bag of 50 Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $12.17 Was: $10.95 Now: $10.49 Add to Cart Compare Quick view Grodan | sku: GRGC23 Grodan Grow Cubes, 2 Cu Ft Bag Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $45.86 Now: $39.95 Add to Cart Compare Quick view Grodan | sku: GRPLUGC Grodan Macro Plug Round With Slit, Bulk Box of 2000 Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $351.32 Now: $299.95 Add to Cart Compare Quick view Grodan | sku: GR2SS Grodan A-OK Starter Plugs 2" x 2" x 2" Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $12.35 Now: $10.49 Add to Cart Compare Quick view Grodan | sku: GR8S Grodan Expert Slab 8" x 3" x 36" Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $11.66 Now: $9.95 Add to Cart Compare Quick view Grodan | sku: GR1x2S Grodan Delta Starter Mini-Blocks 1.5" x 1.5" x 1.5" Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $9.64 Now: $8.49 Add to Cart Compare 1 2 Next 1 2 Next Compare Selected × OK
Quick view Grodan | sku: GR1x1S Grodan A-OK Starter Plugs 1.5" x 1.5" x 1.5" Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $14.06 Now: $10.95 Add to Cart Compare SALE Quick view Grodan | sku: GR6S Grodan Expert Slab 6" x 3" x 36" Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $8.98 Was: $7.95 Now: $6.95 Add to Cart Compare SALE Quick view Grodan | sku: GRAB Grodan Gro-Wool Asorbent Granulate 3.5 Cu Ft Granulated rockwool can be used alone or as an amendment to organic based mixes. For example, the addition of water absorbant granulate to peat mixes at 25-50% volume, increases water holding... MSRP: $76.70 Was: $72.99 Now: $64.95 Add to Cart Compare Quick view Grodan | sku: GRGC11 Grodan Grow Cubes, 1 Cu Ft Bag Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $28.46 Now: $24.95 Add to Cart Compare SALE Quick view Grodan | sku: GRPLUG Grodan Macro Plug Round With Slit, Bag of 50 Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $12.17 Was: $10.95 Now: $10.49 Add to Cart Compare Quick view Grodan | sku: GRGC23 Grodan Grow Cubes, 2 Cu Ft Bag Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $45.86 Now: $39.95 Add to Cart Compare Quick view Grodan | sku: GRPLUGC Grodan Macro Plug Round With Slit, Bulk Box of 2000 Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $351.32 Now: $299.95 Add to Cart Compare Quick view Grodan | sku: GR2SS Grodan A-OK Starter Plugs 2" x 2" x 2" Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $12.35 Now: $10.49 Add to Cart Compare Quick view Grodan | sku: GR8S Grodan Expert Slab 8" x 3" x 36" Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $11.66 Now: $9.95 Add to Cart Compare Quick view Grodan | sku: GR1x2S Grodan Delta Starter Mini-Blocks 1.5" x 1.5" x 1.5" Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $9.64 Now: $8.49 Add to Cart Compare 1 2 Next 1 2 Next Compare Selected × OK
SALE Quick view Grodan | sku: GR6S Grodan Expert Slab 6" x 3" x 36" Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $8.98 Was: $7.95 Now: $6.95 Add to Cart Compare
SALE Quick view Grodan | sku: GRAB Grodan Gro-Wool Asorbent Granulate 3.5 Cu Ft Granulated rockwool can be used alone or as an amendment to organic based mixes. For example, the addition of water absorbant granulate to peat mixes at 25-50% volume, increases water holding... MSRP: $76.70 Was: $72.99 Now: $64.95 Add to Cart Compare
Quick view Grodan | sku: GRGC11 Grodan Grow Cubes, 1 Cu Ft Bag Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $28.46 Now: $24.95 Add to Cart Compare SALE Quick view Grodan | sku: GRPLUG Grodan Macro Plug Round With Slit, Bag of 50 Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $12.17 Was: $10.95 Now: $10.49 Add to Cart Compare Quick view Grodan | sku: GRGC23 Grodan Grow Cubes, 2 Cu Ft Bag Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $45.86 Now: $39.95 Add to Cart Compare Quick view Grodan | sku: GRPLUGC Grodan Macro Plug Round With Slit, Bulk Box of 2000 Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $351.32 Now: $299.95 Add to Cart Compare Quick view Grodan | sku: GR2SS Grodan A-OK Starter Plugs 2" x 2" x 2" Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $12.35 Now: $10.49 Add to Cart Compare Quick view Grodan | sku: GR8S Grodan Expert Slab 8" x 3" x 36" Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $11.66 Now: $9.95 Add to Cart Compare Quick view Grodan | sku: GR1x2S Grodan Delta Starter Mini-Blocks 1.5" x 1.5" x 1.5" Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $9.64 Now: $8.49 Add to Cart Compare 1 2 Next 1 2 Next Compare Selected × OK
SALE Quick view Grodan | sku: GRPLUG Grodan Macro Plug Round With Slit, Bag of 50 Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $12.17 Was: $10.95 Now: $10.49 Add to Cart Compare
Quick view Grodan | sku: GRGC23 Grodan Grow Cubes, 2 Cu Ft Bag Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $45.86 Now: $39.95 Add to Cart Compare Quick view Grodan | sku: GRPLUGC Grodan Macro Plug Round With Slit, Bulk Box of 2000 Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $351.32 Now: $299.95 Add to Cart Compare Quick view Grodan | sku: GR2SS Grodan A-OK Starter Plugs 2" x 2" x 2" Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $12.35 Now: $10.49 Add to Cart Compare Quick view Grodan | sku: GR8S Grodan Expert Slab 8" x 3" x 36" Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $11.66 Now: $9.95 Add to Cart Compare Quick view Grodan | sku: GR1x2S Grodan Delta Starter Mini-Blocks 1.5" x 1.5" x 1.5" Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $9.64 Now: $8.49 Add to Cart Compare 1 2 Next 1 2 Next Compare Selected × OK
Quick view Grodan | sku: GRPLUGC Grodan Macro Plug Round With Slit, Bulk Box of 2000 Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $351.32 Now: $299.95 Add to Cart Compare Quick view Grodan | sku: GR2SS Grodan A-OK Starter Plugs 2" x 2" x 2" Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $12.35 Now: $10.49 Add to Cart Compare Quick view Grodan | sku: GR8S Grodan Expert Slab 8" x 3" x 36" Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $11.66 Now: $9.95 Add to Cart Compare Quick view Grodan | sku: GR1x2S Grodan Delta Starter Mini-Blocks 1.5" x 1.5" x 1.5" Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $9.64 Now: $8.49 Add to Cart Compare 1 2 Next 1 2 Next Compare Selected × OK
Quick view Grodan | sku: GR2SS Grodan A-OK Starter Plugs 2" x 2" x 2" Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $12.35 Now: $10.49 Add to Cart Compare Quick view Grodan | sku: GR8S Grodan Expert Slab 8" x 3" x 36" Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $11.66 Now: $9.95 Add to Cart Compare Quick view Grodan | sku: GR1x2S Grodan Delta Starter Mini-Blocks 1.5" x 1.5" x 1.5" Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $9.64 Now: $8.49 Add to Cart Compare 1 2 Next 1 2 Next Compare Selected × OK
Quick view Grodan | sku: GR8S Grodan Expert Slab 8" x 3" x 36" Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $11.66 Now: $9.95 Add to Cart Compare Quick view Grodan | sku: GR1x2S Grodan Delta Starter Mini-Blocks 1.5" x 1.5" x 1.5" Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $9.64 Now: $8.49 Add to Cart Compare 1 2 Next 1 2 Next Compare Selected
Quick view Grodan | sku: GR1x2S Grodan Delta Starter Mini-Blocks 1.5" x 1.5" x 1.5" Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from... MSRP: $9.64 Now: $8.49 Add to Cart Compare 1 2 Next 1 2 Next Compare Selected
