Common wherever there are trees throughout southern England and Wales, north to Yorkshire. Widespread and common in Hampshire but rather scarce on the Isle of Wight. Wingspan 13-17 mm. Only confusable with the rare and local Crassa tinctella, which see. Larva feeds on fungi growing on and under the dead bark of various deciduous trees.
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