Grodan Gro-Block Improved Mini-Block, 2" (Case of 1440) trays 7 in thick and extremely

7 in thick and extremely ergonomic

so many insect pests will avoid sprayed plants all together

The container’s sturdy handles (optional) make it easy

The Hort2O™ Charcoal Filter contains virgin charcoal to provide filtration to your indoor growing ventilation system

• Spray Rig:mix 1-3 oz of Essential-1 per gal / water

Grodan Gro-Block Improved Mini-Block, 2" (Case of 1440) trays 7 in thick and extremelyGrodan Improved MM 50 40 6 15 Block, 2" x 2" x 1. 5" (60 strips of 24) (Wrapped) New and improved stone wool substrate with advanced wetting technology from Grodan Introducing Grodan Gro Blocks Improved, a product specifically engineered to deliver real results for your crops, developed by plant scientists, researchers, and top growers. The uniform distribution of water and nutrients throughout the block allows for more efficient use of the entire