Native to:
China North-Central,
China South-Central,
China Southeast,
Japan,
Korea,
Manchuria,
Taiwan
Introduced into:
Alabama,
Algeria,
Argentina Northeast,
Argentina Northwest,
Arizona,
Arkansas,
Ascension,
Assam,
Azores,
Bangladesh,
Belgium,
Bermuda,
Bolivia,
Brazil South,
California,
Cayman Is.,
Colombia,
Connecticut,
Costa Rica,
Cuba,
Cyprus,
Delaware,
District of Columbia,
Dominican Republic,
East Himalaya,
Ecuador,
El Salvador,
Fiji,
Florida,
France,
Georgia,
Germany,
Great Britain,
Guatemala,
Haiti,
Hawaii,
Honduras,
Illinois,
Indiana,
Iraq,
Ireland,
Italy,
Jamaica,
Kansas,
Kentucky,
KwaZulu-Natal,
Leeward Is.,
Louisiana,
Madeira,
Maine,
Maryland,
Massachusetts,
Mauritius,
Mexico Central,
Mexico Gulf,
Mexico Northeast,
Mexico Southeast,
Mexico Southwest,
Michigan,
Mississippi,
Missouri,
Nansei-shoto,
Nebraska,
Nepal,
Nevada,
New Hampshire,
New Jersey,
New Mexico,
New York,
New Zealand North,
Norfolk Is.,
North Carolina,
Northern Provinces,
Ogasawara-shoto,
Ohio,
Oklahoma,
Ontario,
Pennsylvania,
Peru,
Pitcairn Is.,
Puerto Rico,
Rhode I.,
Romania,
Rwanda,
Réunion,
Solomon Is.,
South Carolina,
Spain,
St.Helena,
Switzerland,
Tasmania,
Tennessee,
Texas,
Trinidad-Tobago,
Tunisia,
Uruguay,
Utah,
Uzbekistan,
Venezuela,
Vietnam,
Virginia,
Washington,
West Himalaya,
West Virginia,
Windward Is.,
Wisconsin,
Zaïre