Bulbous Perennial Herb: Deciduous. The 20" purple summer flower spikes hold rose pink flowers & then purple seed pods - very colorful. The flowers resemble pineapples. The green foliage is bronze at the start. Good pot plant. Flowers have a 6 week vase life. Atracts butterflies. 20" x 18". Exposure: sun. Moderate water during growth & bloom. USDA Z6.