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NORTON SHORES, Mich. — A small insect could create a huge problem for one of Michigan’s most prominent tree species. Hemlock Wooly Adelgids, or HWAs, are tiny insects that nest at the base of hemlock ...

Purdue Landscape Report: The hemlock woolly adelgid (Adelges tsugae) continues its eastward spread across the US. In 2022, seven new counties were added to the distribution map of this invasive insect ...

The hemlock woolly adelgid first started becoming a problem in the Finger Lakes in the 2000s. The invasive species can kill hemlock trees as the pest feeds, leading to series problems for plants, ...

The hemlock woolly adelgid, an invasive aphid-like insect, is destroying Pennsylvania’s state tree and its forest. It is a headache to many homeowners and conservationists, but there are ways to ...

ALBANY, N.Y. (NEWS10) — The New York State Department of Environmental Conservation (DEC) is encouraging residents to report sightings of the invasive hemlock woolly adelgid (HWA). The DEC said this ...

Invasive insect species have, in the past 20 years, replaced native insects as the "biggest problem" facing Wisconsin's trees, said Bill McNee, a forest health specialist at the Wisconsin Department ...

Are you a hiker or a biker? A discoverer or outdoor lover? This is your chance to make a big impact on Tennessee's trails. Adventure Scientists is looking for volunteers to take part in its new ...