Native to:
Albania,
Algeria,
Austria,
Azores,
Baltic States,
Belarus,
Belgium,
Bulgaria,
Canary Is.,
Central European Russia,
Corse,
Cyprus,
Czechoslovakia,
East Aegean Is.,
East European Russia,
France,
Germany,
Great Britain,
Greece,
Hungary,
Iran,
Iraq,
Ireland,
Italy,
Kazakhstan,
Kriti,
Krym,
Lebanon-Syria,
Madeira,
Morocco,
Netherlands,
North Caucasus,
Northwest European Russia,
Palestine,
Poland,
Portugal,
Romania,
Sardegna,
Sicilia,
South European Russia,
Spain,
Switzerland,
Transcaucasus,
Tunisia,
Turkey,
Turkey-in-Europe,
Ukraine,
Yugoslavia
Introduced into:
Argentina Northeast,
Argentina Northwest,
Argentina South,
Arizona,
Assam,
Bermuda,
British Columbia,
California,
Chile Central,
China North-Central,
China Southeast,
Colombia,
Colorado,
Connecticut,
Costa Rica,
Cuba,
Delaware,
Denmark,
Dominican Republic,
Ecuador,
El Salvador,
Finland,
Georgia,
Guatemala,
Haiti,
Idaho,
Illinois,
India,
Indiana,
Japan,
Leeward Is.,
Louisiana,
Maine,
Maryland,
Massachusetts,
Mexico Central,
Mexico Southwest,
Michigan,
Montana,
Myanmar,
Nebraska,
New Jersey,
New South Wales,
New York,
North Carolina,
Norway,
Nova Scotia,
Ohio,
Oklahoma,
Ontario,
Oregon,
Pakistan,
Panamá,
Pennsylvania,
Peru,
Puerto Rico,
Québec,
Rhode I.,
Sweden,
Tadzhikistan,
Tasmania,
Tennessee,
Texas,
Trinidad-Tobago,
Utah,
Venezuela,
Victoria,
Vietnam,
Virginia,
Washington,
West Himalaya,
Wisconsin