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The result of this scientific rigor is Grodan Gro-Blocks Improved with Grodan's Advanced Wetting Agent
5 cubic foot bagged products
In the scientific trials
Potassium is essential for high-quality fruit
Gro Block Improved Large 4"GR10 w/ hole 4"x4"4" Shrink/Strip Soil The result of this scientificGrodan Improved Gro Block Improved GR10 Large 4" w Hole 4" x 4" x 4" Shrink wrapped Strip 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 Grodans Advanced Wetting Agent. These leading edge