· What is deserthyacinth? Also known as fox radish, deserthyacinth (Cistanche tubulosa) is a fascinating desert plant that produces tall, pyramid-shaped spikes of dazzling yellow blooms during the spring months. · The deserthyacinth (Cistanche tubulosa) is a testament to the resilience of life in the harshest conditions. Its unique adaptations, breathtaking beauty, and ecological importance make it a plant worthy of admiration. Deserthyacinth, known for its succulent, tubular stems and vibrant, desert-adapted blooms, thrives with strategic pruning. Optimal timing is early to late spring, aligning with its growth cycle. Focus on removing dead or diseased sections to promote healthy growth and improve air circulation. All about DesertHyacinth (Cistanche tubulosa). Includes interactive native range maps, plant photos, plant description, cultivation tips, and more. The DesertHyacinth (Cistanche tubulosa) is a widely distributed annual that produces a dense pyramid spike of bright yellow flowers topped by maroon-tinted buds. ‘Deserthyacinths’ (genus Cistanche) are some of the most astonishing plants I know. These botanical denizens of the desert grow across the desolate tracts of Asia and North Africa, where they sprout from the bare earth and sand. The DesertHyacinth (Desmazeria rigida) is a perennial flowering plant native to southern Africa. This species is well-known for its beautiful and unique blooms, wich are deep purple in color and have five petals.