is a deciduous tropical perennial. Starting around October-November the plant goes dormant and loses it's foliage. Siam Tulip is Native to Thailand. It is hardy to zones 9-11. Plants form clumps and reach 18-32 inches in height at maturity. Siam Tulip blooms mid summer to early fall. Ranging in color from white, pink, light pink and rose. Plants do best in a well draining neutral soil type. Siam Tulip has many uses from containerized flowering house plant, bedding plant to cut flowers.