Grodan Pargro QD Jumbo Block 6 in x 6 in x 4 in w/ Hole (36/Cs) operating range 33°F–110°F

operating range 33°F–110°F

Heavy-duty 2 ft x 4 ft quick assembly tray stand

Mini-maintenance seal kit for Dosatron Dosers - should be replaced on an annual basis

Neem is ideal for use in organic gardens

Nuke Em® insecticide/fungicide is a pesticide that has been proven effective in both hobby and commercial grows and its purity is verified

Grodan Pargro QD Jumbo Block 6 in x 6 in x 4 in w/ Hole (36/Cs) operating range 33°F–110°FSame quality, same value priced, half sized cases. Driest value priced rockwool on the market. Made at the Grodan factories. Plain brown half case sizes. Better quality and drainage than other value priced rockwool.