Acronicta americana

(Harris, 1841)
American Dagger

Sort #: 2489 | P #: 931421 | MPG #: 9200 | PFG Page #: 394
View on BugGuide | View on iNaturalist | BOLD Link

Larval substrate: Polyphagous; Deciduous trees and woody plants, incl. Acer rubrum* (Red Maple), Acer negundo* (Box Elder), Acer saccharinum* (Silver Maple), Alnus (Alder), Corylus cornuta* (beaked Hazel), Fraxinus (Ash), Quercus alba* (White Oak),Tilia (Basswood), Ulmus (Elm), Castanea (Chestnut), Carya (Hickory), Cercis canadensis* (Redbud)
Phenology: Adult: 5/15 to 9/10 (216 records)

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: 2025

Distribution by County: Berkshire, Hampden, Hampshire, Franklin, Worcester, Middlesex, Essex, Suffolk, Norfolk, Bristol, Plymouth, Barnstable, Dukes, Nantucket
Number of Records: 1180