Grodan Gro Block Improved GR6.5 Small 4" w/Hole, 4" x 4" x 2.6" Strip - Wrapped (Case of 36 Sleeves) LC9951124 Maintenance is a breeze

Maintenance is a breeze

Stronger roots equal healthier harvests

you can be sure they were thoughtfully designed with your needs in mind

General Hydroponics Pro pH adjusters are based on completely different technology than our traditional smaller sized adjusters offering

BioCeres WP is used for the biological control of numerous pests including whiteflies

Grodan Gro Block Improved GR6.5 Small 4" w/Hole, 4" x 4" x 2.6" Strip - Wrapped (Case of 36 Sleeves) LC9951124 Maintenance is a breezeGrodan 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