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 ...

CLEVELAND, Ohio – The eastern hemlock is an arboreal altruist. A distinguished member of the forest community known for its ...

FRANKFORT, MI — Part of the Sleeping Bear Dunes National Lakeshore will be closed this summer due to the northern advancement of an invasive tree-killing pest. The Old Indian Trail off M-22 near ...

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 ...

Hemlocks are one of the most elegant and visually striking of all conifers. They look good in landscapes and have tremendous wildlife benefits, too. However, they are not exactly easy to grow. With ...

Add Yahoo as a preferred source to see more of our stories on Google. A hemlock tree-thinning area is seen at Pack Demonstration Forest in Warrensburg. (Gwendolyn Craig/Adirondack Explorer) Mike ...

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 ...

GRAND HAVEN, MI – Hemlock trees – those beautiful feathery evergreens – are dying in alarming numbers along West Michigan’s coast. But you can save them, one at a time. An “Adopt-a-Hemlock” effort in ...

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 ...

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 ...

(CBS DETROIT) - After seven counties report detections in west and northwest Michigan, an invasive insect is found in Washtenaw County. Hemlock Woolly Adelgid (HWA) is a small aphid-like bug that ...

Use one of the services below to sign in to PBS: You've just tried to add this video to My List. But first, we need you to sign in to PBS using one of the services below. You've just tried to add this ...