Drainage Layers

Charcoal is the ideal substrate for culturing springtails. Provides plenty of surface area that springtails need to reproduce and thrive.
Makes a great addition to any substrate for extra drainage.

GROW!T horticultural clay pebbles are made from 100% natural clay. They are clean, pH stable, and offer great aeration and drainage.

Exo Terra BioDrain Terrarium Draining Substrate is a natural, non-organic substrate that allows excellent drainage of the terrarium.