Common in deciduous woodland and rural gardens throughout the British Isles; reasonably common and widely distributed across Hampshire and on the Isle of Wight. Wingspan 33-39 mm. Unmistakable. Larva feeds on Oak and Beech, but also on various other species of deciduous tree and shrub, including Birch and Hazel, over-wintering as a pupa.
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