Eastern Europe, Western Asia
North America, United States, Northeastern United States, Mid-Atlantic United States, Central United States, South-Central United States, Texas, Mexico
gardens, Temperate Regions
Forests, Ridges, Rocky areas
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
2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 16, 17