Invasive Species Resources
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Potomac Highlands Cooperative Weed and Pest Management Area.
The Hawai'i-Pacific Weed Risk Assessment (HPWRA) is a free service that provides a background check on plants. Professional botanists use published information to answer 49 questions about a plant, to predict whether it is a low-risk or high-risk of becoming invasive in Hawai'i or similar Pacific islands.
Adirondack Park Invasive Plant Program.
See also: Manage an Infestation for more resources
Ohio State University Extension; Purdue University Extension; University of Illinois Extension.
The Weed Control Guide, a joint publication from the Cooperative Extension Services in Ohio, Indiana, and Illinois, explains the importance of weed control and gives suggestions on herbicide management strategies for corn, popcorn, sweet corn, soybeans, small grains, and forages.
USDA. APHIS. PPQ. CPHST. Identification Technology Program.
Pacific Biosecurity; Secretariat of the Pacific Regional Environment Programme; Pacific Community.
USDA. APHIS. PPQ. Center for Plant Health Science and Technology; University of California - Davis.
Potomac Highlands Cooperative Weed and Pest Management Area (West Virginia).
Lake Champlain Basin Program.