Wingspan 30-40 mm. A very variable species, which closely resembles the Small Engrailed (E. crepuscularia). Some authorities consider them to be conspecific.

Frequenting woodland, gardens and other bushy habitats.

There are two generations, flying in March and April, and then in July and August, but in the Northern parts of its range it is single-brooded, flying in April and May.

Larva feeds on the foliage of many different woody plants.

The species is common in England and Wales, less so in Scotland and Ireland.In a recent survey to determine the status of all macro moths in Britain this species was classified as local. 

Fairly common in Leicestershire and Rutland. L&R Moth Group status = A (common and resident)