Forest tent caterpillars

Forest tent caterpillar

Forest tent caterpillar resting on Aspen trunkThe forest tent caterpillar (FTC), Malacosoma disstria, is a native defoliator of a wide variety of hardwood trees and shrubs and can be found throughout the range of all hardwood forests in North America.

FTCs primarily feed on:

  • aspen
  • birch
  • basswood
  • oak

Quick facts

Fact sheet PDF