Two more Michigan counties have been added to the list of places under quarantine for a bug that can kill hemlock trees, state officials said Friday. The Michigan Department of Agriculture and Rural ...

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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 ...

Grimes Glen in Naples, Briggs Gully in Honeoye and forest above Canadice and Hemlock lakes are in danger of losing hemlock trees to an invasive insect, hemlock woolly adelgid (HWA). These aren’t the ...

Tiny cotton ball-looking masses clinging to the branch of a hemlock tree can mean the death of their host and danger to the forest around them. An invasive insect has been spreading along Michigan's ...

MUSKEGON, Mich. — There are an estimated 170 million eastern hemlock trees in Michigan. An invasive pest threatens to kill the entire population, so a task force has assembled to fight it. Hemlock ...

Press release from the City of Asheville: A declining hemlock tree beside Asheville City Hall will be removed and replaced with a new tree. The Public Works Tree Crew is carrying out the removal and ...

VAN BUREN COUNTY, Mich. — A small invasive insect has been detected in two more Michigan counties, making a total of 11 Michigan counties where the pest has been detected and is killing off hemlock ...

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 ...

Pennsylvania's state tree is the eastern hemlock. Its scientific name is "Tsuga canadensis."The eastern hemlock was named the state tree in 1931.These trees are slow-growing and long-lived, taking 250 ...