This moth is quite variable with several named forms. The nominate form is very rare in the UK. The species often has a pale blotch on the dorsal area edged in black.

Birch woods and mixed woodland.

Recorded in 24 (8.9%) of the 270 2km squares of Huntingdonshire.

Last recorded in August 2018

Recorded date range (Adult): 06 July to 09 October

Recorded date range (Larva/Leafmine): 27 May to 27 May