Northeastern United States, Mid-Atlantic United States, Southeastern United States, North-Central United States, Central United States, South-Central United States, Canada
Southwestern United States, Mexico
Dappled Shade, Shady Edge, Woodland Garden
Desert, Dry areas, Rocky areas, Sandy areas
1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 18, 19, 20, 21
9, 10, 11, 12, 13, 14, 15, 16, 18, 19, 20, 21, 22, 23