Insects

There are a wide variety of native and non-native insects that can impact trees. Some cause serious damage and can lead to tree death, while others are largely benign. Learn more about insect pests commonly found on Kentucky trees in this section.

Photos courtesy:

Bagworm: Ellen Crocker
Hemlock Wooly Adelgid: Chris Evans, University of Illinois, Bugwood.org
Scarlet oak sawfly: Robert L. Anderson, USDA Forest Service, Bugwood.org

Publications

Considerations for Diagnosis of Ornamentals in the Landscape

Submitting Plant Specimens for Disease Diagnosis

Calendar for Kentucky Shade Tree and Woody Ornamental Pests

Bagworms on Landscape Plants

Checking Eastern Tent Caterpillar Egg Masses

Eastern Tent Caterpillar

Plant Bugs and Lacebugs

Spider Mites on Landscape Plants

US Forest Service Pest Alert - Locust Leafminer

Emerald Ash Borer

Emerald Ash Borer FAQs for Kentuckians

Asian Longhorned Beetle

Insect Borers of Trees and Shrubs

Borers that Attack Landscape Pines

Boxelder Twig Borer

Cankerworms

Common Sap Feeding Pine Pests

US Forest Service Pest Alert - Sirex Woodwasp

Cottony Maple Scale

Common Maple Galls

Common Oak Galls

Some Common Shade Tree Galls

Horned Oak Gall

Hemlock Wooly Adelgid

Meeting the Threat of the Hemlock Wooly Adeglid

Timing Control Actions for Landscape Insect Pests Using Flowering Plants as Indicators

Alternative Control Measures for Pests of Shade Trees and Woody Ornamentals in the Home Landscape

Periodical Cicadas in Kentucky

Nut Weevils

Pecan Insects

College Resources

Contact Information

Dr. Ellen Crocker, Ph.D.
Assistant Professor, Forest Health Extension

Search the Martin-Gatton College of Agriculture, Food and Environment

Insects

There are a wide variety of native and non-native insects that can impact trees. Some cause serious damage and can lead to tree death, while others are largely benign. Learn more about insect pests commonly found on Kentucky trees in this section.

Photos courtesy:

Bagworm: Ellen Crocker
Hemlock Wooly Adelgid: Chris Evans, University of Illinois, Bugwood.org
Scarlet oak sawfly: Robert L. Anderson, USDA Forest Service, Bugwood.org

Publications

College Resources

Contact Information

Dr. Ellen Crocker, Ph.D.
Assistant Professor, Forest Health Extension

College Resources

Contact Information

Dr. Ellen Crocker, Ph.D.Assistant Professor, Forest Health Extension

Search the Martin-Gatton College of Agriculture, Food and Environment

Insects

Insects

Insects

There are a wide variety of native and non-native insects that can impact trees. Some cause serious damage and can lead to tree death, while others are largely benign. Learn more about insect pests commonly found on Kentucky trees in this section.

Photos courtesy:

Bagworm: Ellen Crocker Hemlock Wooly Adelgid: Chris Evans, University of Illinois, Bugwood.org Scarlet oak sawfly: Robert L. Anderson, USDA Forest Service, Bugwood.org

Publications

College Resources

Contact Information

Dr. Ellen Crocker, Ph.D.Assistant Professor, Forest Health Extension

Dr. Ellen Crocker, Ph.D.
Assistant Professor, Forest Health Extension

Bagworm: Ellen Crocker
Hemlock Wooly Adelgid: Chris Evans, University of Illinois, Bugwood.org
Scarlet oak sawfly: Robert L. Anderson, USDA Forest Service, Bugwood.org

Dr. Ellen Crocker, Ph.D.
Assistant Professor, Forest Health Extension