Native to:
Afghanistan,
Albania,
Algeria,
Austria,
Azores,
Baleares,
Baltic States,
Bangladesh,
Belarus,
Belgium,
Bulgaria,
Canary Is.,
Central European Russia,
China North-Central,
China South-Central,
China Southeast,
Corse,
Cyprus,
Czechia-Slovakia,
Denmark,
East Aegean Is.,
East European Russia,
East Himalaya,
Egypt,
Eritrea,
Ethiopia,
Finland,
France,
Germany,
Great Britain,
Greece,
Hungary,
India,
Inner Mongolia,
Iran,
Iraq,
Ireland,
Italy,
Kriti,
Krym,
Lebanon-Syria,
Libya,
Madeira,
Morocco,
Myanmar,
Nepal,
Netherlands,
North Caucasus,
North European Russia,
Northwest European Russia,
Norway,
NW. Balkan Pen.,
Pakistan,
Palestine,
Poland,
Portugal,
Romania,
Sardegna,
Saudi Arabia,
Sicilia,
Sinai,
Somalia,
South European Russia,
Spain,
Sweden,
Switzerland,
Tibet,
Transcaucasus,
Tunisia,
Türkey,
Türkey-in-Europe,
Ukraine,
West Himalaya,
Yemen
Introduced into:
Alabama,
Alaska,
Alberta,
Altay,
Amur,
Argentina Northeast,
Argentina Northwest,
Arizona,
Arkansas,
Bahamas,
Bermuda,
Bolivia,
Brazil South,
British Columbia,
Buryatiya,
California,
Cape Provinces,
Chatham Is.,
Chile Central,
Chile North,
Chile South,
Chita,
Colombia,
Colorado,
Connecticut,
Cuba,
Delaware,
District of Columbia,
Dominican Republic,
Easter Is.,
Ecuador,
Florida,
Føroyar,
Georgia,
Greenland,
Guatemala,
Haiti,
Hawaii,
Iceland,
Idaho,
Illinois,
Indiana,
Iowa,
Irkutsk,
Japan,
Kansas,
Kazakhstan,
Kentucky,
Kenya,
Kermadec Is.,
Khabarovsk,
Kirgizstan,
Korea,
Krasnoyarsk,
KwaZulu-Natal,
Louisiana,
Magadan,
Maine,
Manitoba,
Maryland,
Massachusetts,
Mauritius,
Mexico Central,
Mexico Northeast,
Mexico Southwest,
Michigan,
Minnesota,
Mississippi,
Missouri,
Mongolia,
Montana,
Nebraska,
Nevada,
New Brunswick,
New Hampshire,
New Jersey,
New Mexico,
New South Wales,
New York,
New Zealand North,
New Zealand South,
Newfoundland,
Norfolk Is.,
North Carolina,
North Dakota,
Northern Provinces,
Northwest Territories,
Nova Scotia,
Ogasawara-shoto,
Ohio,
Oklahoma,
Oman,
Ontario,
Oregon,
Pennsylvania,
Peru,
Philippines,
Primorye,
Prince Edward I.,
Queensland,
Québec,
Rhode I.,
Réunion,
Saskatchewan,
South Australia,
South Carolina,
South Dakota,
Tadzhikistan,
Tanzania,
Tasmania,
Tennessee,
Texas,
Turkmenistan,
Tuva,
Uruguay,
Utah,
Uzbekistan,
Vermont,
Victoria,
Virginia,
Washington,
West Siberia,
West Virginia,
Western Australia,
Wisconsin,
Wyoming,
Yakutiya,
Yukon