Round, white hemlock woolly adelgid ovisacs are found on the undersides of branches near the base of the needles. (Michigan Department of Natural Resources) The Michigan Department of Natural ...

A U.S. Forest research entomologist discusses efforts to control hemlock woolly adelgid, and what they could mean for the Adirondacks.

LEELANAU COUNTY, Mich., (WPBN/WGTU) -- The Michigan Department of Agriculture and Rural Development has issued a report verifying a new detection of invasive hemlock woolly adelgid in Leelanau County.

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LEELANAU COUNTY, Mich., (WPBN/WGTU)-- An invasive species has been impacting trees in parts of Michigan in recent ...

Cottony white insects have been found in counties across western and southeastern Michigan, prompting state agencies to issue ...

When the hills and valleys are filled with snow and the icy grip of Old Man Winter continues its reign throughout the land, there are still beautiful swaths of green to be found. Hemlocks are a ...

Infestations appear on the underside of tree branches, and look like tiny cotton balls. Photo courtesy of Michigan Invasive Species Program (WDIV) ANN ARBOR, Mich. – Washtenaw County is now the ...

COLUMBUS, Ohio (WCMH) – As an invasive insect spreads in Ohio, the state Department of Natural Resources is offering to help certain landowners pay for extermination treatments. Hemlock woolly ...

New York state made major progress over the summer in controlling an invasive species that has decimated hemlock trees up and down the East Coast. The hemlock woolly adelgid is native to East Asia, ...

Hemlock woolly adelgid is closing in on a private Adirondack forest where researchers are racing to protect the trees.

It’s a warm day in early June, and researcher Nicholas Dietschler is standing in front of an eastern hemlock sapling about a quarter of a mile up a steep ridge in New York’s Catskill Mountains. The ...