Hybrid origin, North America, Central America, South America
Europe, Turkey, Central Asia, Western Asia
Clay soil areas, Loamy soils, Sandy areas
Fields, meadows, Rocky areas, Shaded sites, Woodlands
A1, A2, A3, H1, H2, 1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
21,22