The Perennial Darwin Tulip Bulbs produce beautiful large 6” pyramid shaped blooms. The Darwin Tulip is known as the perennial tulip because it comes back year after year. These tulips come in all colors and patterns and are one of the tallest tulips, making it the best tulip for cut flowers. With so many styles to choose from, we promise that if you choose any of these and plant in the fall, your garden will be bursting with spring color.