Grodan Improved Gro-Block, Jumbo 6" x 6" x 4", Case of 64 rockwool These growing blocks are used

These growing blocks are used for direct sowing or "blocking on" of Macro and Multiblock raised plants

Outfitted with a 1/3 HP motor that can pump up to 1200 gallons per hour

15 Amps maximum/120 V / 60 Hz

chemical-resistant pump configuration designed to handle abusive

efficient and effective

Grodan Improved Gro-Block, Jumbo 6" x 6" x 4", Case of 64 rockwool These growing blocks are usedGrodan Improved Jumbo (White Foil) 6 x 6 x 4 (Case of 64) Grodan Improved 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 our Advanced Wetting Agent. These leading edge blocks have the