Cactus and Succulent Plant Organizations

• British Cactus and Succulent Society  - Promotes the study, conservation, propagation, and cultivation of cacti and other succulent flora.
• The Haworthia Society  - Elaborates on the varieties and propagation ordeals of various Haworthia species.
• Henry Shaw Cactus Society  - Avenue for the sharing of cactus growing and hobby gardening ideas and facts.
• International Euphorbia Society  - Description and cultivation information on euphorbia plants. With journals, pictures, and links to the websites of related organizations.