Exo Terra Bioactive Volcanic Substrate - 8.8 lb Tillandsia Black carbon insulation foam has

Black carbon insulation foam has a higher insulating R value than white foam

Plants can be secured in the top layer (eg

Holds all tunnels and is great for Arid environments

Note: These are larger plants that require a deep layer of Terra Sahara and can reach a moderate height (at least 14")

safe plants for nibbling and hiding under

Exo Terra Bioactive Volcanic Substrate - 8.8 lb Tillandsia Black carbon insulation foam hasThe Exo Terra Sub Stratum is collected from the mineral rich foothills of the Aso Volcano in Japan. The natural volcanic soil, formed from andesitic and rhyolitic tephra, is very nutrient rich, ideal for lush plant growth in bioactive planted terrariums. The porous surface allows for excellent drainage and aeration, supporting strong root growth. The Sub Stratums friable, low density structure promotes a flourishing population of beneficial,