Malacosoma disstria

Hübner, 1820
Forest Tent Caterpillar Moth

Sort #: 1702 | P #: 870014 | MPG #: 7698 | PFG Page #: 248
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Larval feeding type: Feeds externally
Larval substrate: Deciduous trees, incl. Acer (Maple), Alnus (Alder), Amelanchier laevis* (Smooth Serviceberry), Betula (Birch), Corylus* (Hazel), Populus tremuloides* (Quaking Aspen), Prunus (Cherry), Quercus ilicifolia* (Oak), Tilia (Basswood)
Phenology: Adult: 6/01 to 8/14 (383 records)

Comment: Despite the name, it does not form a 'tent'

Status in MA (automated assessment): Widespread, very common
Status in N. America: Native
MA Endangered Species Act status: None
First Year Reported: 1833
Last Year Reported: 2026

Distribution by County: Berkshire, Hampden, Hampshire, Franklin, Worcester, Middlesex, Essex, Suffolk, Norfolk, Bristol, Plymouth, Barnstable, Dukes, Nantucket
Number of Records: 1236