UGA photo of hemlock branch infested with Woolly Adelgid at the base of the needles
Close up of infestation
The Woolly Adelgid attach along the branch at the base of the needle growth
They infest the entire branch over time
Branch infested with Hemlock Woolly Adelgid
See the "wooly" covering Adelgid make to create their perfect habitat
Look closely and you will see a "crawler"
Photo of an egg sac
Enlargement of Woolly Adelgid adult & egg sac with the "wooly" covering removed
Infested hemlock branch
Hemlock showing stress of infestation of Woolly Adelgid
Needles first turn yellow then drop off. This is called Needle Drop
Thinning greenery in crown and lack of luster caused by Woolly Adelgid
Dying Hemlock due to infestation of Woolly Adelgid. A healthy hemlock has deep, high luster, beautiful follage.
Photos taken by assorted agencies and photographers. We appreciate the use of their photos.