Canadian Forest Service Publications
Forest insect pests in Canada. Forest tent caterpillar. (Poster) (Insectes nuisibles des forêts au Canada. Librée des forêts. (Affiche)). 2007. Natural Resources Canada, Canadian Forest Service, Headquarters, Ottawa.
Issued by: National Capital Region
Catalog ID: 27496
Language: English / French
Availability: Order paper copy (free)
This species is a widespread native defoliator of deciduous trees, mainly trembling aspen, but also other poplars, willows, birches, and cherries Outbreaks lasting 2-6 years may occur every 10-15 years, but the trees are seldom killed.
Classification: Malacosoma disstria (Lepidoptera: Lasiocampidae)