More information about weeds and invasive plants
Center for Invasive Plant Management - Promotes ecologically sound management of invasive plants by facilitating collaboration and partnerships among scientists, educators, and land managers. Adheres to a vision to build and support a network of well-informed invasive plant professionals who have the contacts, information, and resources necessary to accomplish their goals.
North American Weed Management Association - Provides education, regulatory direction, professional improvement, and environmental awareness to preserve and protect our natural resources from the degrading impacts of exotic, invasive noxious weeds.