This species has very variable colouring, with the relatively frequent, f. flavescens, having the darker markings almost absent.
Pupates in loose soil.
Broadleaved woodland, carr, marshes, fens and heathland.
Recorded in 92 (34.1%) of the 270 2km squares of Huntingdonshire.
Last recorded in October 2021
Recorded date range (Adult): 03 August to 15 November
Recorded date range (Larva/Leafmine): 11 March to 10 April