Exo Terra Sub Stratum Bioactive Volcanic Substrate Dishes Pools & Bowls or too cold

or too cold

Helps balance gut pH for the development of beneficial lactobacillus

Vitamin E Supplement

Occasional insect feedings are recommended but optional

you enrich any substrate with the required minerals like calcium

Exo Terra Sub Stratum Bioactive Volcanic Substrate Dishes Pools & Bowls or too coldA fantastic substrate for use in bioactive and planted terrariums. 100% natural substrate Nutrient rich for lush plant growth Porous surface for excellent drainage and aeration Friable, low density structure promotes a population of beneficial, nitrifying bacteria. The Exo Terra Sub Stratum is collected from the mineral rich foothills of the Aso Volcano in Japan formed from andesitic and rhyolitic tephra. There are three ways you can use Sub Stratum.