New York’s forests are in trouble. Tiny, destructive insects are spreading fast, killing trees that have stood for hundreds ...

It's harmful to our native eastern hemlock trees. Some experts say this colder winter could impact them. Hemlock woolly adelgid was first spotted in Michigan in 2006. Ever since, this insect has ...

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 ...

Hemlock woolly adelgid poses a significant threat to Eastern Hemlock trees in Michigan — an infestation can kill a large, otherwise healthy tree in less than a decade. Properties within 10 miles ...

HWA was introduced into the eastern United States from ... to pierce through the base of the hemlock needles into the parenchyma cells (nutrient transport cells). Large infestations can quickly ...

poses a significant threat to eastern hemlock forests in North America. This pest feeds on the sap of hemlock trees, leading to tree decline and mortality. As HWA spreads, it disrupts the ...

A Shenandoah National Park employee was honored last month for his work in the establishment of biocontrols to save eastern hemlock trees. Dale Meyerhoeffer was the recipient of a Director Award ...