Results of long term introduction experiment on cultivation of Allium ramosum L.in the Donetsk Bo tanical Gardens of the NAS of Ukraine are given.Morphology of vegetative Compression Garments - Compression Sleeves and generative organs, seasonal rhythm of development, ability to vegetative and seed propagation, and ontogeny are researched.Assessment of introduction success and ways of this species using in the Fort Worth Complete Hackamore - Harness region landscaping are defined.