National Invasive Species Information Center
U.S. Department of Agriculture

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Provides access to all site resources, with the option to search by species common and scientific names. Resources can be filtered by Subject, Resource Type, Location, or Source. Search Help

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  • Regulatory Information

    • Woody Invasives of the Great Lakes Collaborative.

    • One of the WIGL Collaborative’s major initial projects was to research and summarize the existing federal, state and provincial laws and regulations that relate to invasive woody plants. You can use this page to find information about the laws of states or provinces in the Great Lakes Region. You can also use our map tool for an at-a-glance comparison of how the Woody Invasives of the Great Lakes are regulated in the region.