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70.105 ~ 1800 ~ Northern Winter Moth ~ Operophtera fagata
UK Status

Resident. Common

Montgomeryshire Status

A much less common species than the Winter Moth and under-recording due to its winter flight time adds to the sparsity of records.

Wingspan :  M & F, 32-40mm.

Confusion species

Winter Moth.
Flight time (Montgomeryshire)


Heathland, woodland, scrub and gardens.


Mainly birch and alder, but also found on beech and fruit trees.

Lifestage data

Overwinters as an egg on the bark or a twig of the foodplant. Larva April-June. Pupates in the soil.
Montgomeryshire photos

Photo by PRW, 20th Nov 2009, Commins Coch

Photo by DB, 13th June 2013, Middletown