Native to:
Albania,
Amur,
Austria,
Baltic States,
Belarus,
Belgium,
Bulgaria,
Central European Rus,
China North-Central,
China Southeast,
Chita,
Czechoslovakia,
Denmark,
East European Russia,
Finland,
France,
Georgia,
Germany,
Great Britain,
Greece,
Hungary,
Inner Mongolia,
Irkutsk,
Italy,
Japan,
Kazakhstan,
Kentucky,
Khabarovsk,
Korea,
Krasnoyarsk,
Krym,
Kuril Is.,
Manchuria,
Mongolia,
Myanmar,
Netherlands,
North Carolina,
North Caucasus,
North European Russi,
Northwest European R,
Norway,
Poland,
Primorye,
Romania,
Sakhalin,
South European Russi,
Spain,
Sweden,
Switzerland,
Tennessee,
Transcaucasus,
Turkey,
Ukraine,
Virginia,
West Virginia,
Yugoslavia
Introduced into:
Alabama,
Arkansas,
Connecticut,
District of Columbia,
Illinois,
Indiana,
Iowa,
Kansas,
Labrador,
Maine,
Maryland,
Massachusetts,
Michigan,
Minnesota,
Missouri,
New Brunswick,
New Hampshire,
New Jersey,
New York,
Newfoundland,
Nova Scotia,
Ohio,
Ontario,
Pennsylvania,
Prince Edward I.,
Québec,
Rhode I.,
Saskatchewan,
Turkey-in-Europe,
Utah,
Vermont,
Washington,
Wisconsin