Terrariums are small, self-maintaining, self-enclosed ecosystems. They can maintain themselves as long as you select the right plants and give them the right amount of water. For the instructions here, I use jade plant and a pear plant...Orchids would be lovely too! If your a beginner, try a terrarium kit like Carnivorous Creations. It contains a seed packet of a variety of beautiful, exotic, carnivorous plants like: Venus Fly Trap, Cobra Plant, Yellow Trumpet, Hooded Pitcher Plant, Sweet…