Nationally scarce (Nb) along river banks and in damp woodland. First discovered in eastern Kent in 1974, subsequently rapidly spreading throughout south-eastern England. First recorded on the Isle of Wight in 2002, and in Hampshire in the following year; mines are locally common on White and Grey Poplar in the Portsmouth area and on Hayling Island. Wingspan 6-7 mm.
The abundance in each month is indicated as follows:
No records
Very occasional
Irregular
Uncommon
Off-peak, but not unusual
Off-peak, but not unusual
Main flight time