This species displays distinct sexual dimorphism, with the males light brown or grey and the females white. Both are sparsely speckled with black.
The male is nocturnal and the female diurnal.
Pupates in loose soil.
Woodland, downland, riverbanks and hedgerows.
Recorded in 95 (35.2%) of the 270 2km squares of Huntingdonshire.
Last recorded in July 2020
Recorded date range (Adult): 14 March to 08 August
Recorded date range (Larva/Leafmine): 30 May to 24 September