Forestry and Natural Resources


Hemlock Woolly Adelgid: Biology and Management

Publication Date


Publication Number

LGP 1020


Hemlock woolly adelgid (Adelges tsuae) is an invasive insect pest that has caused widespread decline and mortality in eastern and Carolina hemlocks in eastern North America. This publication discusses the biology, life cycle, and identifiable characteristics of hemlock woolly adelgid, along with impact and management techniques for the control of this pest in both forested and landscape settings. Target audiences include forestry professionals and homeowners.

Publication Type

Technical Brief

Target Audiences

land and forestry owners and managers, Extension agents, park managers