The hemlock woolly adelgid (HWA ... They are not generally recommended for use on ornamental trees because of the time needed for their control to be realized, incompatibility with insecticides, high ...

HWA use sucking mouthparts to pierce through the base of the hemlock needles into the parenchyma cells (nutrient transport cells). Large infestations can quickly deplete trees of their vital nutrients ...

Fairfax County utilized GeoAI and ArcGIS technology to efficiently map and protect its hemlock trees from the invasive woolly ...

While it’s a favorite weapon for murder mystery writers, its most recognized use was in the forced suicide ... It’s not the same thing as hemlock trees, which are not poisonous.

aphid-like insect from Asia that attacks eastern hemlock. As of 2021, twenty states and two Canadian provinces have detected HWA. Many areas infested with HWA display extensive tree decline and ...

On Jan. 22, 30 community volunteers joined representatives from The Pisgah Conservancy, Adventure Scientists and the Hemlock Restoration Initiative to conduct a citizen science project in the Shining ...

Dale Meyerhoeffer wins Director’s Awards for Excellence in Natural Resource Management for use of beetles and flies to ...

A Shenandoah National Park employee was recently honored for his work in the establishment of biocontrols to save eastern ...

“There is clear evidence that dead trees resulting from the hemlock looper moth outbreak are rapidly deteriorating and many ...