Native to:
Altay,
Amur,
Austria,
Baltic States,
Belarus,
Belgium,
Bulgaria,
Buryatiya,
Central European Rus,
China North-Central,
China South-Central,
Chita,
Czechoslovakia,
Denmark,
East European Russia,
Finland,
France,
Germany,
Hungary,
Iceland,
Inner Mongolia,
Irkutsk,
Japan,
Kamchatka,
Kazakhstan,
Khabarovsk,
Kirgizstan,
Korea,
Krasnoyarsk,
Kuril Is.,
Magadan,
Manchuria,
Mongolia,
Netherlands,
North Caucasus,
North European Russi,
Northwest European R,
Norway,
Poland,
Primorye,
Romania,
Sakhalin,
South European Russi,
Sweden,
Switzerland,
Transcaucasus,
Tuva,
Ukraine,
West Himalaya,
West Siberia,
Xinjiang,
Yakutskiya,
Yugoslavia
Introduced into:
Alaska,
Alberta,
Algeria,
Argentina South,
Arkansas,
British Columbia,
California,
Colorado,
Connecticut,
District of Columbia,
Egypt,
Florida,
Great Britain,
Idaho,
Illinois,
Indiana,
Iowa,
Ireland,
Italy,
Kansas,
Kentucky,
Krym,
Labrador,
Maine,
Manitoba,
Maryland,
Massachusetts,
Michigan,
Minnesota,
Missouri,
Montana,
Nebraska,
Nevada,
New Brunswick,
New Hampshire,
New Jersey,
New Mexico,
New York,
New Zealand South,
Newfoundland,
North Carolina,
North Dakota,
Northwest Territorie,
Nova Scotia,
Nunavut,
Ohio,
Ontario,
Oregon,
Pennsylvania,
Prince Edward I.,
Québec,
Rhode I.,
Saskatchewan,
South Dakota,
Tennessee,
Utah,
Vermont,
Virginia,
Washington,
West Virginia,
Wisconsin,
Wyoming,
Yukon