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The Dude's all new and improved HydroGrow is the #1 choice when it comes to proper terraria drainage.
Creating a flat top surface, the Dude's HydroGrow can be used with or without a screen divider. 100% organic, this drainage layer effectively captures excess water out of your bioactive substrate while effectively aerating top to bottom, preventing anaerobic water pockets. Boasting a natural color, the Dude's HydroGrow is the go to for vivarium drainage. Each 6 quart bag weighs approximately 8 pounds.
HydroGrow is not needed for Terra Firma, Terra Sahara or Terra Aranea bioactive substrates.