Grodan Gro Block 1.5" Improved Mini Block Shrink wrapped/Strip 45pcs groline It helps produce high grade

It helps produce high grade compost rich in minerals and nutrients within a short time

Rinse with hose regularly and change every 6-12 months

horticultural-grade vermiculite

including decomposed plant litter

Grodan Gro Block 1.5" Improved Mini Block Shrink wrapped/Strip 45pcs groline It helps produce high gradeGrodan 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 blocks have the optimal fiber structure and physical properties for crop uniformity, more