Grodan Improved Hugo 6" x 6" x 5.8" (Pallet of 512 Loose Blocks) 4" x 4" x 4" Boomerang can also be used

Boomerang can also be used as a vegetative supplement

C4 is predominately organic and has zero biological activity

and mycorrhizae

Built to Last - Dependability is at the heart of what Anden does

Grodan Improved Hugo 6" x 6" x 5.8" (Pallet of 512 Loose Blocks) 4" x 4" x 4" Boomerang can also be usedGrodan 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 our Advanced Wetting Agent. These leading edge blocks have the optimal fibre structure and physical properties for crop uniformity, more even