The garden maintains a focus on indigenous plants of Schleswig-Holstein within a broader representation of plants from around the world, including special collections of South African succulents and plants from the Atlantic islands, as well as Adromischus, Aizoaceae, Aristolochia, Campanulaceae, Crassulaceae, Cuscuta, Passiflora, Plumbaginaceae, and Vitaceae.
Ceratostigma, is a genus of eight species of flowering plants in the family Plumbaginaceae