Grodan Gro Block Improved Mini Block 1.5" Strip -Shrink Wrapped (Sleeve of 45) GAC Acts as a soil sweetener

Acts as a soil sweetener (raises pH) while providing calcium and magnesium

hydroponic systems and more

Certified by independent labs to meet or exceed International ANSI MSZ87+S and Canadian CSA Z94

Grow More's Mendocino Producer's Choice line of fertilizers are the most advanced powders we've ever created

These highly reliable CO2 generators feature powder-coated steel enclosures that resist moisture

Grodan Gro Block Improved Mini Block 1.5" Strip -Shrink Wrapped (Sleeve of 45) GAC Acts as a soil sweetenerGrodan 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