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1947 ~ Engrailed ~ Ectropis crepuscularia
UK Status

Resident. Common

Montgomeryshire Status

A common species, found throughout the county. Recorders should be aware that the flight period of this species falls either side of the Small Engrailed and care should be taken with id.

Wingspan :  M & F, 38-45mm.

Confusion species

Small Engrailed.

Flight time (Montgomeryshire)


Mostly broadleaf woodland, but also found in scrub, hedgerows, parks and gardens.


Many species of broadleaved trees and shrubs.

Lifestage data

Overwinters as a pupa underground. Larva April-June and late July-early September.
Click map for larger image

Montgomeryshire photos

Photo by PRW, 24th Aug 2008, Commins Coch

Photo by MDH, 25th July 2008, Llanfyllin

Photo by MDH, 19th Mar 2010, Llanfyllin

Photo by PRW, 1st July 2010, Commins Coch
Pic shows smaller, second generation

Photo by PB, 14th Mar 2011, Morben Isaf