The 'Royal Purple' is a fast-growing, clump-forming variety that will grow 12-15 inches tall and wide. Dark-purple blooms appear in late spring.
Super Blue' is a fast-growing, clumping variety. Will grow 18-20 inches tall and wide. Lavender-blue blooms in late spring.
Beautiful clsuters of tall, red flowers bloom on tall stalks above deep-green foliage. Grows 4-5' tall and 2-3' wide.