Anemone coronaria 'St. Brigid'
Poppy Anemone
Ranunculaceae or Buttercup Family
18 inches tall; double purple flowers; full sun to part shade
Late Summer
Purchase the small tubers in fall and plant 2 to 3 inches deep
Note: This species is supposed to be hardy to Zone 6 but it has come back in my Zone 4 garden for several years!