The forest tent caterpillar is a native insect and has evolved in the forest ecosystem for thousands of years. Natural control mechanisms have also evolved which help to keep outbreaks from seriously ...

Two species of tent caterpillars are important tree pests in New York State. About every decade they become numerous enough in local outbreaks to cause concern. At times the epidemics reach statewide ...

Have you ever been surprised by large bare patches of dead foliage on your evergreens? If you look closely you might see pendants of dead foliage hanging from the dead twigs. Wait, they’re moving! You ...

As I went about my work this past week, I noticed these web masses in our trees and was concerned about the damage this pest inflicts. It seems that a person could take one of the walking trails in ...

The sight of dozens of caterpillars wriggling and squirming inside of what looks like a spider web tent in a crotch of the branches is gross, no doubt, but the critters are more unsightly than harmful ...