Eastern hemlocks are a common tree in Pennsylvania ... freedom from insects and disease. Originating from Asia, the hemlock wooly adelgid are tiny insects that have set their sights on our ...

Eastern hemlocks are a common tree in Pennsylvania ... freedom from insects and disease. Originating from Asia, the hemlock wooly adelgid are tiny insects that have set their sights on our ...

Beech leaf disease takes out the trunks before they reach maturity. Two more recent invasive species are wreaking havoc on two key trees in upstate New York: the eastern hemlock and the white ash.

(Matt Jaworowski/WOOD TV8) A close-up look at an Eastern Hemlock tree in Lake Harbor Park fighting an infestation of hemlock woolly adelgid. (Matt Jaworowski/WOOD TV8) When hemlock woolly adelgid ...

They include eastern redcedar, jack pine, eastern white pine, Virginia pine, Northern white-cedar (arborvitae), eastern hemlock ... to fungal diseases and other stresses. In my visits to local ...

The Eastern hemlock became my friend when ... It doesn't help that our hemlock trees face other threats that weaken them, including diseases and other invasive insect pests including the elongate ...

Eastern hemlock trees are a vital foundation species in Pennsylvania forests, supporting the ecosystem and enhancing aesthetics. The hemlock woolly adelgid (HWA), an invasive insect, poses a ...

a way to identify the endangered eastern hemlock trees in the area. Researchers need outdoor enthusiasts to help find the residual healthy hemlock trees in a faltering population. Currently ...

The Pennsylvania legislature designated the eastern hemlock the official state tree on June 22, 1931.This tree thrives in cool, moist sites. It occupies steep north- or east-facing slopes in ...