Native to:
Afghanistan,
Alabama,
Albania,
Arkansas,
Assam,
Bangladesh,
Bulgaria,
California,
China North-Central,
China South-Central,
China Southeast,
East Himalaya,
Florida,
Georgia,
Greece,
Illinois,
Indiana,
Iowa,
Japan,
Kansas,
Kentucky,
Laos,
Louisiana,
Maine,
Maryland,
Mexico Northwest,
Michigan,
Minnesota,
Mississippi,
Missouri,
Myanmar,
Nebraska,
Nepal,
New Hampshire,
New Jersey,
New York,
North Carolina,
NW. Balkan Pen.,
Ohio,
Oklahoma,
Ontario,
Pakistan,
Pennsylvania,
South Carolina,
South Dakota,
Tennessee,
Texas,
Thailand,
Tibet,
Turkmenistan,
Türkiye,
Vietnam,
Virginia,
West Himalaya,
West Virginia
Introduced into:
Austria,
Baltic States,
Belgium,
British Columbia,
Central European Russia,
Connecticut,
Czechia-Slovakia,
District of Columbia,
France,
Germany,
Great Britain,
Hungary,
Ireland,
Italy,
Kazakhstan,
Korea,
Massachusetts,
New Brunswick,
New Zealand South,
Nova Scotia,
Oregon,
Poland,
Québec,
Rhode I.,
Romania,
South European Russia,
Spain,
Switzerland,
Uzbekistan,
Vermont,
Washington,
Wisconsin