Pupates in a cocoon either amongst the seedheads of the food plant or attached to a nearby fence or wall.
Shingle beaches and other areas with bare ground.
Recorded in 36 (13.3%) of the 270 2km squares of Huntingdonshire.
Last recorded in September 2025
Recorded date range (Adult): 26 April to 06 October
Recorded date range (Larva/Leafmine): 01 June to 15 October