This species flies at sunset and sunrise.
The larvae produce long, narrow case when feeding on Bog Myrtle and a woolly case when feeding on sallow.
In areas with sallows and bogs and fens where bog-myrtle is found.
Recorded in 23 (8.5%) of the 270 2km squares of Huntingdonshire.
Last recorded in July 2020
Recorded date range (Adult): 11 June to 11 August
Recorded date range (Larva/Leafmine): 21 April to 03 November