Japanese knotweed

Japanese knotweed

English

typical thicket of Japanese knotweed

Noun

Japanese knotweed (uncountable)

1. A large, herbaceous perennial plant, Fallopia japonica, native to Asia; it is a highly invasive colonizer outside of its native territory.
   • 2022 June 29, Paul Clifton, “Using AI technology to manage lineside vegetation”, in RAIL, number 960, page 32:

     "We got into this because we were looking at invasive species at the roadside, such as Japanese knotweed. A lot of rail embankments have been solidified by knotweed because the roots are so strong.

Derived terms

• Japanese knotweed psyllid — Aphalara itadori

Translations

Fallopia japonica

Chinese: Mandarin: 虎杖 (zh) (hǔzhàng) Czech: křídlatka japonská Danish: Japan-Pileurt Dutch: japanse duizendknoop Finnish: japanintatar (fi) French: renouée du Japon (fr) German: japanischer Staudenknöterich Hungarian: ártéri japánkeserűfű (hu) Japanese: イタドリ (ja) (itadori) Korean: 호장근 (hojanggeun) Lithuanian: japoninis pelėvirkštis Polish: rdestowiec ostrokończysty Russian: япо́нский спо́рыш m (japónskij spóryš) Swedish: parkslide (sv) Vietnamese: cốt khí Welsh: clymog Japan f, llysiau'r cythraul m pl, pys saethwr f pl

See also

• Mycosphaerella - leafspot fungus
• Puccinia polygoni-weyrichii
• Gallerucida nigromaculata

References

• Japanese knotweed on Wikipedia.Wikipedia
• Fallopia japonica on Wikispecies.Wikispecies
• Fallopia japonica on Wikimedia Commons.Wikimedia Commons
• Japanese knotweed at USDA Plants database
• Fallopia japonica at Invasive plants.net.