The Hemlock Woolly Adelgid (HWA) is an aphid-like insect that feeds mainly upon Hemlock tree species. HWA was introduced into the eastern United States from Japan in 1951 by the import of infected ...

LYONS, N.Y. (WROC) — The Hemlock Woolly Adelgid. Or HWA, is a very small insect that has been killing North American hemlock ...

was expressing the value of hemlock trees to the entire ecosystem and the grave risk they face from the hemlock woolly adelgid (HWA). The seed started germinating as he learned about the efforts to ...

The latest infestation of hemlock woolly adelgid was found in Leelanau County ... by thinning canopies and reducing growth. Without treatment, hemlock trees can die within four years.

That hiker found the Hemlock Woolly Adelgid, Derico said ... Then, a management plan and treatment options will be discussed, as well as funding, Derico said. The insect doesn’t have a predator ...