Alerts & Notices


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  • Hemlock Wooly Adelgid Found in MI!

    Help stop the spread of invasive species. Stop Hemlock Wooly Adelgid!

    The hemlock woolly adelgid (HWA) Adelges tsugae attacks both eastern (Canadian) and Carolina hemlock which are often damaged and killed within a few years of becoming infested.  It has been found in Ottawa, Oceana and Allegan Counties in MI. For more information:

    • Forest Pest Alert (pdf)
    • HWA Bulletin (pdf)
    • Northeastern Area Hemlock Wooly Adelgid website (html)
    • MDARD Hemlock Woolly Adelgid webpage: