An official website of the United States government

The .gov means it’s official.
Federal government websites always use a .gov or .mil domain. Before sharing sensitive information online, make sure you’re on a .gov or .mil site by inspecting your browser’s address (or “location”) bar.

This site is also protected by an SSL (Secure Sockets Layer) certificate that’s been signed by the U.S. government. The https:// means all transmitted data is encrypted  — in other words, any information or browsing history that you provide is transmitted securely.

You are here Back to top

Invasive Species Resources

Displaying 1 to 20 of 94

Search Help
Oregon State University. Extension Service.
This concise publication gives useful information for homeowners, master gardeners, and professional landscapers about the boxwood blight disease: its symptoms, sanitation measures when it is discovered on a property, and preventive measures.
Portland State University.
Colorado State University. College of Agricultural Sciences.
Colorado State University. Colorado State Forest Service.
University of Kentucky. College of Agriculture.
University of Kentucky. Cooperative Extension Service.
See also: Woody Ornamentals for more fact sheets.
North Dakota State University Agriculture and University Extension.
University of Kentucky. College of Agriculture, Food, and Environment. Entomology.
University of Idaho. Extension.

University of Kentucky. College of Agriculture, Food and Environment.

North Carolina State University. Cooperative Extension.
University of Idaho Extension.
This pocket guide has color photographs of all the weeds on Idaho's official noxious weeds list. Inside find maps showing each weed's distribution by county, leaf shape illustrations to aid in identification, and features to help distinguish the weeds from similar-looking plants.
North Dakota State University. Extension Service.
Publication W1132
Colorado State University Extension.
Colorado State University Extension.
University of Idaho. Extension.
North Carolina State University. Extension.
University of Kentucky. Entomology.

North Carolina State University. Cooperative Extension. Going Native: Urban Landscaping for Wildlife with Native Plants.