Native to:
Afghanistan,
Amur,
Bulgaria,
China North-Central,
China South-Central,
China Southeast,
Greece,
Inner Mongolia,
Japan,
Khabarovsk,
Korea,
Kuril Is.,
Manchuria,
Nepal,
NW. Balkan Pen.,
Pakistan,
Primorye,
Qinghai,
Romania,
Tibet,
Ukraine,
West Himalaya
Introduced into:
Albania,
Argentina South,
Arizona,
Arkansas,
Austria,
Baltic States,
Belgium,
British Columbia,
Central European Russia,
Colorado,
Connecticut,
Czechia-Slovakia,
District of Columbia,
East European Russia,
France,
Germany,
Great Britain,
Hungary,
Illinois,
Indiana,
Iowa,
Ireland,
Italy,
Kansas,
Kentucky,
Krym,
Maine,
Maryland,
Massachusetts,
Michigan,
Minnesota,
Missouri,
New Brunswick,
New Hampshire,
New Jersey,
New Mexico,
New York,
North Carolina,
Nova Scotia,
Ohio,
Oklahoma,
Ontario,
Pennsylvania,
Poland,
Prince Edward I.,
Québec,
Rhode I.,
Saskatchewan,
South Dakota,
South European Russia,
Spain,
Switzerland,
Tennessee,
Utah,
Vermont,
Virginia,
West Virginia,
Wisconsin