woolly adelgid :
- n an insect that feeds on hemlocks; its egg sacs are small fuzzy white balls like artificial snow on a Christmas tree
News & Articles
- Asian pests set to devastate local tree species
Invasive Asian pests, Emerald Ash Borer and Hemlock Woolly Adelgid, were both recently found to have finally made their way to the Allegheny National Forest, where they are poised to devastate tree species on the Allegheny Plateau.
July 4, 2013 - The Bradford Era