desert rose Adenium obesum Type:succulents & cactus Hardiness:Zone 11 – 12 Mature Height:24-36in Light:part to full sun (6 hours or more sun) Water:drought tolerantrequires well-drained soilsucculent/requires very little water Bloom Color:red Bloom Time:summer Foliage:green Description Desert rose is succulent native to the hot climates of East Africa and Arabia, with fleshy leaves and 2″ trumpet-shaped blooms of red. Plants can grow up to 6-10′ tall, but more commonly are kept much smaller as container and bonsai plants.