Acronicta betulae

(Riley, 1884)
River Birch Dagger

Sort #: 2504 | P #: 931434.8 | MPG #: 9208 | PFG Page #: 396
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Larval substrate: Betula (Birch)
Phenology: Adult: 5/20 to 6/05 and 7/30 to 8/18 (13 records)

Status in MA (automated assessment): Restricted distribution, rare
Status in N. America: Native
MA Endangered Species Act status: None
First Year Reported: 1999
Last Year Reported: 2024

Distribution by County: Hampshire, Franklin, Middlesex, Essex, Norfolk, Plymouth
Number of Records: 15