Grodan® GRO-BLOCK Improved GR10, Large 4" Block with Hole, 4" x 4" x 4", 6 Blocks Per Strip (24 Strips/Case) Root Inoculants Always add each nutrient

Always add each nutrient

and secondary nutrient conditions your plants for robust growth

Microelements are evenly coated for a clean look and homogenous formula

It can even be combined with many other other fertilizers

5 is a supplement that helps plants flourish in extreme environments

Grodan® GRO-BLOCK Improved GR10, Large 4" Block with Hole, 4" x 4" x 4", 6 Blocks Per Strip (24 Strips/Case) Root Inoculants Always add each nutrientGrodan GRO Block Improved GR10 Large 4" (4 x 4 x 4) with Hole Unwrapped Strips in Carton, 144 Units (24 Strips of 6) A core component of our "Precision Growing philosophy, Grodan Improved Gro Blocks with Advanced Wetting Technology allows you to cultivate more uniform and high quality crops while using less water and nutrients, batch after batch. Leverage the benefits of products developed alongside plant scientists, that are specifically engineered