PlayCleanGo Blog

Katie Grzesiak

Katie Grzesiak is the Coordinator of the Northwest Michigan Invasive Species Network (ISN). In concert with her work at ISN, Grzesiak currently helps wider invasive species efforts shine through serving on the Michigan Invasive Species Coalition Core Team and the tri-national steering committee for the PlayCleanGo® campaign.

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Battling the Hemlock Woolly Adelgid

Jul 11, 2019 9:50:00 AM / by Katie Grzesiak


More and more people who enjoy the outdoors are helping to reduce the spread of invasive species such as spotted knapweed, Eurasian water-milfoil, and Asian longhorn beetle. They've been using boot brushes and boat washing stations, buying firewood where they burn it, and taking other action steps recommended by PlayCleanGo.

But in northwest lower Michigan, a new pest is providing new challenges: the hemlock woolly adelgid. Because of the ways it eats, lives, and travels, some additional steps are needed for recreationists to help stop its spread.

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