Invasion information |
Range in Japan |
Hokkaido, Gumma, Siatama, Kanagawa, Shizuoka, Aichi, Okayama, and Hiroshima Prefs. |
|
Origin |
Unknown. |
Date |
Late 19 C. |
Route |
Deliberate: For horticulture, as roadside tree. Also used for cultivation of silkworm (Samia cynthia) |
Impact |
Competition with native plants along riverside. Allellopathy. Native organism(s) affected: Native trees. |
Regulation in Japan |
No action for prevention, mitigation, control, or eradication. |
Introduced range in other countries |
Africa, North and South America, Australia, and Europe |