Chocolate Chip' will grow 2-3' inches tall and wide. Purple blooms emerge in early summer. Best foliage color in shade.
Black Scallop' has dark-purple foliage mixed with dark-green. Will reach 8-10 inches tall and 10-15 inches wide.
Super Blue' is a fast-growing, clumping variety. Will grow 18-20 inches tall and wide. Lavender-blue blooms in late spring.