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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, ...

An invasive pest known for killing eastern hemlock trees is creeping ever deeper into the Adirondacks, according to a new report from the New York State Department of Environmental Conservation.

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 ...

Michigan agricultural officials have spotted another infestation of a small bug that can affect the growth of hemlock trees and potentially kill them within 10 years. The Michigan Department of ...

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 ...

If you ever made friends with a tree, then you will understand why I wrote this. The Eastern hemlock became my friend when I was a child, playing on a forested slope behind the house that my dad built ...

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 ...

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, ...