To select the proper plants, you need to ask yourself a few questions first. Let's Learn About Terrariums: a Guide to Terrariums: What is a Terrarium: Terrarium: a collection of compatible plants grown in an enclosed, or partially enclosed, clear container.There are many different ways you can go about designing a terrarium. To plant one inside a terrarium, Martin starts with about a 2-inch layer of pebbles mixed with a tablespoon of charcoal; even a small amount of charcoal acts as filtration for your terrarium plants and helps remove toxins and odors that can become sealed inside. Plants for terrariums are typically inexpensive and keeping a sick plant in a terrarium could easily harm other plants close by. You do want to make sure that there are no air pockets between the roots of your terrarium plants and the soil. There are many great choices for terrarium plants, but here are some favorites: Moss: Mosses are a common terrarium staple as they’re easy to find and easy to grow. Like me, Emily considered herself a serial plant killer, until she planted some easy terrariums in just minutes! Also, glass terrariums with plants make lovely eco gifts for holidays, birthdays and special occasions. Besides, I like changing my mind too much to put something in my terrarium that I can’t easily remove later. Instead, I… Also keep in mind that terrarium plants need to be able to tolerate low or indirect light. While open terrariums allow for plenty of airflow and are therefore better suited to dry plants (such as succulents), enclosed containers will be much more humid (think ferns and moss). If your terrarium looks dry, add a little bit of water and close the lid (if you have one.) It's always better to have too little water than too much. So use fertilizer sparingly and infrequently. Your imagination is the key! Terrariums, with their enclosed design, also make a good fit for orchids because the flowers typically prefer humidity. Terrarium plants are not meant to be vigorous growers. The most creative terrarium ideas for your home decoration have been gathered for you in this article. Easy Terrarium in Minutes! Its closed nature creates an environment that is easy to control, allowing people to simulate everything from the desert to the rainforest.Terrariums are often used by scientific researchers to conduct studies, and people also keep them as hobbies to display various plants and creatures of … ... Glass Hanging Planter Air Plant Terrarium Globe by HolzHome Flux boutique glass balls for DIY terrariums 50 Air Plant for Your Kids Room Ideas - … Aroma Bowl. Plants for Terrariums.