Grodan Improved GR40 Uniblock 8" x 8" x 4" case of 36 pest-and-disease-control 5 cm and 77

5 cm and 77

- Must Stick to MAP Pricing

Featuring a tactical

Cotton Leaf Perforator

Just follow their official Nutrient Schedule and you and your plants will grow happily ever after

Grodan Improved GR40 Uniblock 8" x 8" x 4" case of 36 pest-and-disease-control 5 cm and 77Description Product Details: Grodan Improved Uniblock GR40, 8" x 8" x 4" 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 Grodan's Advanced Wetting Agent. These leading edge blocks have the