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Ships within 48 hours · Estimated delivery Sep 6 - Sep 11
our DE is free from all additives
Previously they were rated at a higher temperature and humidity level based on hydroponic industry standard usage (86°F
with consideration to the unique cation-exchange capacity of the medium
preparing seed starting soil mixes and for container grown flowers
SUPERthrive replenishes soil and encourages the natural building blocks that plants make themselves under optimum conditions
Grodan Improved Jumbo, 6 x 6 x 4, with hole, case of 64 Shears our DE is free fromGrodan 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
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