It is a great example of a succulent container gardening's ability to showcase foliage, texture, shape, and other important aspects. A good example is the Christmas cactus. This creates a terrarium with more airflow and less humidity. The plant can grow to 1.5ft in height and doesn't require much water. This is perfect for indoor air conditioning! "This group is undergoing mitosis." When I pressed one with my fingertip, I expected the plump cell to yield like a water balloon, but it was firm. Nancy started her succulent mermaid garden many years ago.