Grodan Gro Block Improved GR10 Large 4" w/Hole 4" x 4" x 4" Strip - Wrapped (Case of 24 Sleeves) HGC707195 and equalize the osmotic differential

and equalize the osmotic differential in soil and soilless media by mediating more uniform moisture distribution

resulting in a healthier plant

providing superior heat dissipation and longevity

A personalized screensaver page can be uploaded through a USB port

8% Nitrate Nitrogen

Grodan Gro Block Improved GR10 Large 4" w/Hole 4" x 4" x 4" Strip - Wrapped (Case of 24 Sleeves) HGC707195 and equalize the osmotic differentialGrodan 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