Tree Pests and Diseases
This page can help you find out about the biology, symptoms, hosts, and available control strategies of many of the insects and diseases that can harm trees and forests in New York State.

forest tent caterpillar
- Oak Wilt
- Asian Longhorned Beetle (quarantine)
- Emerald Ash Borer (quarantine)
- Hemlock Wooly Adelgid
- Pine Shoot Beetle (quarantine)
- Sirex Woodwasp
- Tent Caterpillars
- Gypsy Moths
- Viburnum Leaf Beetle
Quarantine: when movement of certain articles is restricted in order to prevent the spread of a pest, disease or invasive plant.





