Many forest pests in our region are native to other parts of the world, and have no natural enemies. They feed aggressively on native forests and landscape trees and cause widespread defoliation and weak forest ecosystems. For more information, see below or contact the Forest Pest Branch at 703-324-5304, TTY 711, or via e-mail.
There are approximately 30 different kinds of mosquitoes in Fairfax County which can affect the health of humans with their ability to transmit diseases. The Fairfax County Health Department is in charge of mosquito abatement and control. For more information, see below or contact the Health Department at 703-246-2300, TTY 703-591-6435, or via e-mail.
Emerald Ash Borer
Gypsy Moth
- Gypsy Moth in Fairfax County
- Caterpillar Look-alikes
- Egg Mass Report Form
- Burlap Banding for Gypsy Moths
- 2008 Gypsy Moth Spray Program
