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Ships within 48 hours · Estimated delivery Aug 9 - Aug 14
Put even more power into coconut coir with the Professional formula that makes the most of your amendments
304 BTU 16
Humic acid aids in the movement of nutrients through the grow medium
Capacity: 2 gallon
Grodan Gro-Block Improved GR22 Blowers Put even more power intoGrodan Gro Block Improved Grodan Gro Block Improved GR22, Jumbo (box of 64) Gro Block Improved Jumbo (6x6x4) w Hole Carton 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
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