Grodan Gro Block Improved GR6.5 Small 4" w/Hole, 4" x 4" x 2.6" Strip - Wrapped (Case of 36 Sleeves) Under Canopy This means it will help

This means it will help prevent damage to fan motors

leading to naturally healthier plants

pH and temperature meter all-in-one

Treat the tumbler the same way you would treat a non-stick pan at home by letting it soak in warm

this premium formula ensures optimal root health and overall plant vitality

Grodan Gro Block Improved GR6.5 Small 4" w/Hole, 4" x 4" x 2.6" Strip - Wrapped (Case of 36 Sleeves) Under Canopy This means it will helpGrodan 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