Native to:
Albania,
Altay,
Austria,
Baleares,
Belarus,
Belgium,
British Columbia,
Bulgaria,
Central European Russia,
Corse,
Czechoslovakia,
East Aegean Is.,
East European Russia,
France,
Germany,
Great Britain,
Greece,
Hungary,
Iran,
Iraq,
Italy,
Kazakhstan,
Kriti,
Krym,
Lebanon-Syria,
Netherlands,
North Caucasus,
North European Russia,
Northwest European Russia,
Ontario,
Palestine,
Poland,
Prince Edward I.,
Québec,
Romania,
Sardegna,
Sicilia,
South European Russia,
Spain,
Switzerland,
Transcaucasus,
Turkey,
Turkey-in-Europe,
Ukraine,
West Siberia,
Yugoslavia
Introduced into:
Alaska,
Alberta,
Algeria,
Argentina Northeast,
Arkansas,
Baltic States,
Brazil West-Central,
California,
China North-Central,
China Southeast,
Chita,
Colorado,
Connecticut,
Delaware,
Denmark,
District of Columbia,
Dominican Republic,
Finland,
Georgia,
Haiti,
Idaho,
Illinois,
Indiana,
Ireland,
Kentucky,
Kirgizstan,
Korea,
Maine,
Manchuria,
Manitoba,
Maryland,
Massachusetts,
Michigan,
Minnesota,
Missouri,
Montana,
New Brunswick,
New Hampshire,
New Jersey,
New Mexico,
New York,
Newfoundland,
North Carolina,
Norway,
Nova Scotia,
Ohio,
Oregon,
Pennsylvania,
Primorye,
Rhode I.,
Saskatchewan,
Sweden,
Tadzhikistan,
Taiwan,
Tasmania,
Utah,
Vermont,
Vietnam,
Virginia,
Washington,
West Virginia,
Wisconsin,
Wyoming,
Xinjiang