Catocala grynea

(Cramer, 1779)
Woody Underwing

Sort #: 2328 | P #: 930845 | MPG #: 8864 | PFG Page #: 350
View on BugGuide | View on iNaturalist | BOLD Link

Larval substrate: Malus (Apple), Prunus (Cherry, Plum), Crataegus (Hawthorn)
Phenology: Adult: 6/25 to 9/16 (174 records)

Status in MA (automated assessment): Widespread, common
Status in N. America: Native
MA Endangered Species Act status: None
First Year Reported: 1874
Last Year Reported: 2025

Distribution by County: Berkshire, Hampden, Hampshire, Franklin, Worcester, Middlesex, Essex, Suffolk, Norfolk, Bristol, Plymouth, Barnstable, Dukes, Nantucket
Number of Records: 261