Wingspan 18-30 mm. The 'Hook-tip' moths get their name from the shape of the tips of the forewings and this species is one of the smaller members of the group.

Occurring in Oak woodland and parkland.

It is double-brooded, flying in May and June and again in August. Mainly nocturnal in habits, it can be attracted to light.

As may be expected, Oak is the larval foodplant.

Reasonably common in the southern half of Britain. In a recent survey to determine the status of all macro moths in Britain this species was classified as common.

Generally common in VC55.