Common in woodland throughout much of the British Isles, except the Outer Hebrides and Shetland. Common and widespread in Hampshire, though Isle of Wight records remain sparse. Wingspan 15-19 mm. Unicolorous forms can be distinguished from similar forms of Y. ustella
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