Grodan Gro Block Improved Mini Block 1.5" Strip -Shrink Wrapped (Case of 50 Sleeves) B-52 Fertilizer Booster Spray before the insect pests

Spray before the insect pests come to a damaging level

For field applications

New and improved wetting agent and hydrophilic technology greatly enhances the water characteristics of Grodan Gro-Blocks Improved giving even better water distribution over the height of the block

Color coded label for easy pH buffer value identification

this 20 gallon extraction machine utilizes the most advanced technology in the extraction industry

Grodan Gro Block Improved Mini Block 1.5" Strip -Shrink Wrapped (Case of 50 Sleeves) B-52 Fertilizer Booster Spray before the insect pestsGrodan 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 Grodans Advanced Wetting Agent. These leading edge blocks have the optimal fiber structure and physical properties for crop uniformity, more