Southeastern United States, Central United States, South-Central United States, Mexico
Europe, Eastern Europe, Southern Europe, Russia/Siberia, Iran, Central Asia, Southern Asia, Western Asia, India, Nepal, China
Loamy soils, Moist woods, Tropical regions
Cold Regions, Hills, Hillside
2b, 3a, 3b, 6, 7, 8, 9, 10, 12, 13, 14, 18, 19, 20
1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 14, 15, 16, 17, 18, 19, 20, 21