Here's how we made this open Terrarium in 10 easy steps. Key ingredients you'd need Leca, Activated Charcoal, and Substrate ( I create my own mix suitable for the plants we have 7 Ways to Upcycle Plastic Bottles in the Garden Garden Gate 11 Indoor Plants That Smell Good Polypro 5x5 Insert Pots Black, 8 Count Johnny's Selected Seeds Coco Coir Brick Coconut Fiber Coco Peat for Plants (10 lbs) Thrive Garden Premium Monstera & Philodendron Potting Soil Soil Ninja