1. Give the terrarium direct sunlight every day for at least five or six hours.
2. Water the terrarium every two weeks.
3. The water should freely drain to the bottom. After watering, there should not be more than an inch of water visible in the gravel at the bottom.
4. Fertilize only in the summer (May through September.)
5. Use half the fertilizer indicated in the box's instructions every other watering, which will be about once a month.
Succulents We Used:
Aloe marlothii: thick leaves edged with brown teeth, 2- to 3-inch orange spike of flowers.
Cotyledon orbiculata: 1- to 2-inch silvery circular leaves, red bell-shaped flowers.
Crassula lycopodioides: 6-inch-tall spires, spreading lime-green.
Echeveria species: 6-inch Rosettes of blue-grey leaves, tall hot pink and orange flower spike.
Lewisia cotyledon 'Sunset Strain': 10-inch mixed colors, native to California.
Orostachys iwarenge 'Chinese Dunce Cap': tiny rosettes form spires as they grow.
Sedum spurium 'Voodoo': mahogany foliage, 6-inch rosy-red flower heads.
Senecio mandraliscae: 2-inch-tall spiky blue foliage.
All plants used are from Annie's Annuals. You can find gravel in an array of textures and hues in the fish tank department at pet stores.