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Ships within 48 hours · Estimated delivery Jul 30 - Aug 4
TetraCURB Organic is a zero-day PHI
releases soil bound nutrients (especially phosphorous)
thereby allowing for healthy new growth
and resistance to stressors
Easily installs in minutes
Grodan Gro-Block Improved Jumbo, 6" x 6" x 4" w/Hole (Pallet of 704 Loose Blocks) I Hort TetraCURB Organic is a zero-dayGrodan 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 optimal fibre structure and physical properties for crop uniformity, more even