This species has a white blotch along the outer edge of the forewing which is diagnostic.
Pupates in a strong cocoon formed in moss on the food plant.
Woodland and scrub.
Recorded in 65 (24.1%) of the 270 2km squares of Huntingdonshire.
Last recorded in August 2023
Recorded date range (Adult): 11 May to 03 September
Recorded date range (Larva/Leafmine): 12 July to 12 July