This species is sexually dimorphic. The female is larger, has a darker ground colour with a much more protruding apex on the forewing than the male.

Woodland rides, forests and orchards.

Recorded in 50 (18.5%) of the 270 2km squares of Huntingdonshire.

Last recorded in June 2020

Recorded date range (Adult): 02 June to 24 August

Recorded date range (Larva/Leafmine): 09 May to 21 June