These US natives love our well drained soil and full sun- part shade. Light blue flowers bloom late spring to early summer.
'Starstruck' is a variety that grows 20" high and spreads about 3'. Sky blue flowers are star shaped and are followed by beautiful vibrant green foliage. More compact than other varieties and blooms a bit later than other types.
'Storm Cloud' emerges with near black stems that stay throughout spring. Periwinkle blue flowers bloom for many weeks in spring and is followed with nice mounding habit to 2' x 3'.
Photo courtesy of Walters Gardens, Inc