Choristoneura conflictana
(Walker, 1863)
Large Aspen Tortrix
Sort #: 528 | P #: 510302 | MPG #: 3637 | PFG Page #: 98
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Larval substrate: Primarily Populus tremuloides (Quaking Aspen)
Phenology: Adult: 5/16 to 7/31 (21 records)
Status in MA (automated assessment): Fairly widespread, common
Status in N. America: Native
MA Endangered Species Act status: None
First Year Reported: 1910
Last Year Reported: 2025
Distribution by County: Hampshire, Franklin, Middlesex, Essex, Suffolk, Norfolk, Bristol, Plymouth, Barnstable, Dukes, Nantucket
Number of Records: 22
