These soils are similar to the well-drained soil of a succulent environment. Recreation: The plant can be used by certain communities in the natural areas it is found. They do so, however, only in very small quantities. Knowing what your plant looks like is important, but don't stress over it. This genus contains over two thousand species. Perlite may be able to provide drainage and aeration, but it is not heavy enough to prevent top-heavy plants tumbling over.