Native to:
Albania,
Altay,
Amur,
China North-Central,
China Southeast,
Italy,
Kazakhstan,
Khabarovsk,
Korea,
Manchuria,
Mongolia,
NW. Balkan Pen.,
Primorye,
West Siberia
Introduced into:
Alabama,
Arkansas,
Austria,
Azores,
Bulgaria,
Connecticut,
Cuba,
Czechia-Slovakia,
Dominican Republic,
Fiji,
France,
Germany,
Great Britain,
Haiti,
Hungary,
Illinois,
Indiana,
Jamaica,
Kentucky,
Leeward Is.,
Maine,
Maryland,
Massachusetts,
Mexico Central,
Mexico Gulf,
Mexico Southeast,
Mexico Southwest,
Michigan,
Minnesota,
Mississippi,
New Brunswick,
New Jersey,
New York,
North Carolina,
Ohio,
Oklahoma,
Ontario,
Pennsylvania,
Puerto Rico,
Québec,
Rhode I.,
Romania,
Texas,
Thailand,
Vermont,
Virginia,
West Virginia,
Windward Is.,
Wisconsin