Grodan Gro Block Improved Mini Block 2" Strip -Shrink Wrapped (Case of 60 Sleeves) 6 ouputs It also proves effective as

It also proves effective as a foliar spray during the vegetative and transition growth phases

It reduces foul tastes & odors

Won't leak or clog

and aeroponic systems with water quality between 0

instructions

Grodan Gro Block Improved Mini Block 2" Strip -Shrink Wrapped (Case of 60 Sleeves) 6 ouputs It also proves effective asGrodan 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