These links are to external websites and KYW is not responsible for any content. Remember that herbicide use MUST obey local laws and product label instructions.
International
CABI - Invasive Species Compendium
Invasive Species Specialist Group (ISSG)
Plants For A Future
Plants of the World Online
Wikipedia
Nordamerika
Invasive.org
Midwest Invasive Species Information Network (MISIN)
Europa
Manual of the Alien Plants of Belgium
Google