Advice needed. I built a small terrarium for isopods. How often should I spray the plants down? Is it ok for springtails if the charcoal layer is below the white rock? :
The Benefits And Drawbacks Of Using Activated Carbon In A Terrarium – Craftsmumship
Horticultural Activated Charcoal for Plants by Olivette | Terrarium Horticulture Moisture Absorbers | Terrarium Supplies | USDA Organic Certified | Made from Recycled Olive Tree Byproducts | 1 Qt Bag - Walmart.com