Completely organic, specifically formulated for all cacti species. It's superior scientific blend of Michigan peat, perlite, horticultural vermiculite and added nutrients. Just Right Potting soil offers just the right body and texture for almost all plants, including house plants, container plants, flowers, garden vegetables and ornamentals shrubs. Dolomitic lime has been added to properly adjust pH. A wetting agent is also included to prevent water runoff, typical of many soil mixtures.