Grodan Gro-Block Improved GR5.6 Large with Hole, 3" x 3" x 4" (Case of 256) X Nutrients Grow Spray 1 Gal Reduce the cost per square

Reduce the cost per square foot of your operation with these extremely user-friendly benches

03% Ammoniacal Nitrogen

mildews and pests cannot become immune

Weight - 29 lbs

Dimensions: 200 x 200 x 60 mm (7

Grodan Gro-Block Improved GR5.6 Large with Hole, 3" x 3" x 4" (Case of 256) X Nutrients Grow Spray 1 Gal Reduce the cost per squareGrodan Gro Block Improved GR5. 6 Large with Hole, 3" x 3" x 4" (Case of 256) New and improved stone wool substrate with advanced wetting technology from Grodan Introducing Grodan Gro Blocks Improved, a product specifically engineered to deliver real results for your crops, developed by plant scientists, researchers, and top growers. The uniform distribution of water and nutrients throughout the block allows for more efficient use of the entire