The female of this species is almost wingless and therefore remains on the cocoon from which she emerged.
Pupates in a cocoon attached to the food plant or a nearby wall or fence.
Parks and gardens.
Recorded in 89 (33%) of the 270 2km squares of Huntingdonshire.
Last recorded in September 2021
Recorded date range (Adult): 02 May to 28 October
Recorded date range (Larva/Leafmine): 06 April to 30 October
Recorded date range (Egg): 31 March to 10 May