Common in woodland, heaths and mountains throughout much of the British Isles. In Hampshire and on the Isle of Wight widespread and generally more common than A. punctidactyla. Wingspan 17-23 mm. Very similar to A. punctidactyla, which see for differences. Larva feeds on flowers and leaves of Hedge Woundwort, Common Restharrow, Spiny Restharrow and Meadow Crane's-bill.
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