Hemlock
| Photo | Problem | Publication |
|---|---|---|
|
Susan K. Hagle, USDA Forest Service, |
Environmental (Drought) |
How Dry Seasons Affect Woody Plants |
|
Chris Schnepf, University of Idaho, |
Environmental (Stress) |
Woody Plants Under Stress |
|
Steven Katovich, Bugwood.org |
Root Rot (Phytophthora) |
Phytophthora Root Rot |
|
John .A. Davidson, Univ. Md, College Pk, Bugwood.org |
Scale | US Forest Service Pest Alert - Elongate Hemlock Scale |
 Eric R. Day, Virginia Polytechnic Institute and State University, Bugwood.org |
Spider Mite | Spider Mites on Landscape Plants |
