North America, United States, Northeastern United States, Mid-Atlantic United States, North-Central United States, Central United States, Western United States, Northwestern United States, Alaska, Canada
Hybrid origin
Forest margins, Thickets
Cultivated Beds, Damp Places, hedge rows, Mountain Slopes
1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6
H1, H2, 8, 9, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24