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73.036 ~ 2281 ~ Alder Moth ~ Acronicta alni
UK Status

Resident. Local S,C.

Montgomeryshire Status

A fairly common species found throughout the county.

Wingspan :  M & F, 37-43mm.

Confusion species

Flight time (Montgomeryshire)


Broadleaf woodland and scrub, often in wet or boggy places.


Broadleaf trees.

Lifestage data

Overwinters as a pupa burrowing into rotten wood. Larva June-August, resting on the upper surface of the leaf.
Montgomeryshire photos

Photo by MDH, 23rd May 2008, Llanfyllin
Photo by MDH, 16th Aug 2009, Llanfyllin