Publication Number: R10-TP-125
Author/Sponsor: Gino Graziano
Spotted knapweed is one of the most invasive weeds in North America and has been found in Alaska. Infestations lower the number and diversity of native plants and can cause large-scale, long-term damage to ecosystems. This brochure has information on the life history and impacts of knapweed and offers guidelines for control options.