Have a plant or pest question? Questions from Maryland and the District of Columbia are answered by Home and Garden Information Center’s Certified Professional Horticulturists. If you are located outside of these areas, you will be asked to enter your state and county. Your question will be forwarded to the appropriate extension expert.
Invasive Species Resources
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University of Maryland. Cooperative Extension. Home and Garden Information Center.
USDA. Forest Service; Southern Regional Extension Forestry. Forest Health Program.
DOI. FWS. Fisheries and Habitat Conservation.
The U.S. Fish and Wildlife Service Aquatic Invasive Species Program supports a dedicated group of people who work closely with state invasive species coordinators, non-governmental groups, private landowners and many others in their day-to-day activities.
USDA. Natural Resources Conservation Service.
NRCS offers technical and financial assistance to help farmers, ranchers and forest managers.
National Information System for the Regional IPM Centers.
Provides a searchable database for various key contacts, coordinators and experts.
Invasive Carp Regional Coordinating Committee.
See Invasive Carp Newsroom for updated news regarding Asian carp response in the midwest.
Woody Invasives of the Great Lakes Collaborative.