Native to:
Alabama,
Alberta,
Arizona,
Arkansas,
British Columbia,
California,
Colorado,
Connecticut,
Delaware,
District of Columbia,
Dominican Republic,
Florida,
Georgia,
Haiti,
Idaho,
Illinois,
Indiana,
Iowa,
Kansas,
Kentucky,
Louisiana,
Maine,
Manitoba,
Maryland,
Massachusetts,
Mexico Central,
Mexico Gulf,
Mexico Northeast,
Mexico Northwest,
Mexico Southwest,
Michigan,
Minnesota,
Mississippi,
Missouri,
Montana,
Nebraska,
New Hampshire,
New Jersey,
New Mexico,
New York,
North Carolina,
North Dakota,
Nova Scotia,
Ohio,
Oklahoma,
Ontario,
Oregon,
Pennsylvania,
Peru,
Québec,
Rhode I.,
Saskatchewan,
South Carolina,
South Dakota,
Tennessee,
Texas,
Vermont,
Virginia,
Washington,
West Virginia,
Wisconsin,
Wyoming
Introduced into:
Assam,
Austria,
Azores,
Baleares,
Baltic States,
Belarus,
Belgium,
Bulgaria,
Caroline Is.,
Cook Is.,
Costa Rica,
Cuba,
East Himalaya,
Ecuador,
El Salvador,
Fiji,
France,
Germany,
Great Britain,
Hawaii,
Hungary,
India,
Italy,
Japan,
Jawa,
Kazakhstan,
Kirgizstan,
Korea,
Krym,
KwaZulu-Natal,
Marianas,
Marshall Is.,
Mauritius,
Mozambique,
Myanmar,
New South Wales,
North Caucasus,
Northern Provinces,
Norway,
Pakistan,
Poland,
Portugal,
Primorye,
Queensland,
Romania,
South European Russi,
Spain,
Sri Lanka,
Tadzhikistan,
Taiwan,
Transcaucasus,
Trinidad-Tobago,
Tuamotu,
Tubuai Is.,
Turkmenistan,
Ukraine,
Uruguay,
Uzbekistan,
Victoria,
Vietnam,
West Himalaya,
Western Australia,
Yugoslavia,
Zimbabwe