Wingspan 27 to 35 mm. This species has an unusual resting posture, with the wings held in an arch over the back, resembling a dried leaf.

It is mainly a woodland species favouring areas where Birch is present.

Double-brooded, the adults can be found on the wing in May and June, then again in August.

The larvae feed on Birch.

It is widespread and reasonably common over much of Britain in suitable habitat. In a recent survey to determine the status of all macro moths in Britain this species was classified as common.

Fairly frequent but not common in Leicestershire and Rutland. L&R Moth Group status = B (scarce resident or restricted distribution or regular migrant).