rockwool, stonewool, gro-blocks, grodan
Grodan Delta 4 Block, 3 x 3 x 2.5 with hole, case of 384
Gro Block Improved Large 4GR10 w/ hole 4x44 StripGrodan Improved Gro Block Improved GR10 Large 4 w/Hole 4 x 4 x 4 Strip Grodan partnered with the Wageningen University and Research facility in The Netherlands and top growers throughout North America to identify the optimal stone wool substrate and irrigation strategies for specialty crops. The result of months of scientific research and trials is Grodan Gro-Blocks Improved with Grodan's Advanced Wetting Agent.
Grodan Gro Block Improved Gr10 Large 4 w/Hole 4 x 4 x 4 Strip, Case of 144 Blocks
New Grodan Improved! Improved product at current pricing. New density + new hydrophilic technology better water distribution and root development. The uniform distribution of water and nutrients throughout the block allows for more efficient use of the entire substrate volume Full saturation of the blocks with no dry spots and improved EC control with less water is achieved in the rootzone due to the uniform, optimized wool resulting in a sustainable water and nutrient use.
Grodan Pro Improved 10 Block, 4inches x 4inches x 4inches
Grodan Gro-Block Improved Rockwool Blocks Rockwool Hydroponic Growing Medium Hydroponic Grow Media Hydroponics
Grodan Rockwool Hugo Block 6 in x 6 in x 6 in
Grodan Stonewool (Rockwool) Cubes with Holes - 6 x 6 x 5 5/8. We strive to respond to all inquiries within 24 Hours.
Grodan HUGO 6 x 6 x 5 5/8 Inches G 40/40 Rockwool Gro Block w/Hole NEW
New Grodan Improved! Improved product at current pricing. New density + new hydrophilic technology better water distribution and root development. The uniform distribution of water and nutrients throughout the block allows for more efficient use of the entire substrate volume Full saturation of the blocks with no dry spots and improved EC control with less water is achieved in the rootzone due to the uniform, optimized wool resulting in a sustainable water and nutrient use.
Grodan Gro-Block Improved Jumbo, Case of 64
Grodan Improved Pro MM 40/40 6/15 Plugs 1.5 x 1.5 x 1.5 in Unwrapped - case of 50 (2250 blocks) - Monster Gardens
Grodan Gro-Block Media – Greenhouse Megastore
Find many great new & used options and get the best deals for Grodan HUGO 6 x 6 x 5 5/8 Inches Rockwool Gro Block/Cube w/Hole at the best online
Grodan HUGO 6 x 6 x 5 5/8 Inches Rockwool Gro Block/Cube w/Hole
Grodan Expert Slab 15/75 - 40in x 6in x 3in - Gardin Warehouse
Find many great new & used options and get the best deals for Grodan HUGO 6 x 6 x 5 5/8 Inches Rockwool Gro Block/Cube w/Hole at the best online
Grodan HUGO 6 x 6 x 5 5/8 Inches Rockwool Gro Block/Cube w/Hole
Blocks and Slabs
Grodan PRO Delta Gro-Blocks Rockwool Blocks Rockwool Hydroponic Growing Medium Hydroponic Grow Media Hydroponics
