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Forest Tent Caterpillar

(c) Royal Tyler, some rights reserved (CC BY-NC-SA), uploaded by Royal Tyler

Forest Tent Caterpillar

Malacosoma disstria

insectView on iNaturalist

Plants that support Forest Tent Caterpillar

2 plants

Balsam Poplar

Populus trichocarpa

high

tree

Larvae defoliate new spring growth; populations cycle with 10-year dynamics

Bay Area nativeKeystone species

Coyote Willow

Salix exigua var. hindsiana

high

tree

Major spring outbreak host; eggs overwinter on branches

Bay Area nativeKeystone species