It is believed that this species can sometimes overwinter in the UK.
Pupates in loose soil.
As an immigrant, almost anywhere.
Recorded in 1 (0.4%) of the 270 2km squares of Baden-Württemberg.
Last recorded in July 2015
Recorded date range (Flying/Adult): 31 May to 15 September
Recorded date range (Larva/Leafmine): 20 September to 20 September