Central Asia, Eastern Europe, Europe, Nepal, Southern Asia, Southern Europe
Mid-Atlantic United States, Southeastern United States, Central United States, South-Central United States, Texas
Cold Regions, Hills, Hillside
Shady Edge, Woodland Garden Dappled Shade
1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 14, 15, 16, 17, 18, 19, 20, 21
2a, 3a, 3b, 4, 5, 6, 7, 8, 9, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24