This species can be found all year-round in homes.
Recorded in 81 (30%) of the 270 2km squares of Huntingdonshire.
Last recorded in June 2023
Recorded date range (Adult): 01 January to 29 December
Recorded date range (Larva/Leafmine): 07 February to 31 March
Recorded date range (Pupa): 11 January to 11 January