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Predators to hemlock woolly adelgid are establishing across the state, including the latest discovery of a silver fly in the ...

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 ...

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 ...

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 ...

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 ...

GRAND RAPIDS, Mich. (WOOD) — If you have hemlock trees on your property, the time to protect them from a deadly invasive insect is approaching. The Michigan Department of Natural Resources says spring ...

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 ...

The genetics behind spiral growth patterns is an area of active study, with recent research uncovering differences in the ...