Species Tulips include wild species, horticultural varieties, and hybrids. Most are early blooming, short-statured plants. Species tulips are available in a wide array of colors. They perennialize well and are excellent plants for rock and heirloom gardens. Mid-season flowering Darwin Hybrid Tulips are highly prized for their large, brilliant flowers.
Flowers are available in shades of red, pink, orange, and yellow.
Blooms are borne on strong stems which are up to 30 inches tall. Darwin hybrid tulips often bloom well for several years, making them one of the better perennial tulips. Average plant height is 10 to 16 inches. This is the largest class of tulips and offers the widest range of flower colors. Triumph tulips are excellent for forcing.