The larvae feed in a communal silken web after initially mining the leaves of the foodplant.
Woodland, scrub, gardens, heathland and grassland.
Recorded in 47 (17.4%) of the 270 2km squares of Huntingdonshire.
Last recorded in September 2021
Recorded date range (Adult): 09 May to 29 September
Recorded date range (Larva/Leafmine): 22 April to 16 October