Wingspan 20-25 mm. Quite a variable species, with several named forms and subspecies, and the ground colour varying from yellowish to white.

Indicator Species - Leicestershire, Leicester & Rutland Local Nature Recovery Strategy.

It occurs in a range of open habitats, including moorland, grassland and waste ground.

There are usually two generations, especially in the south, flying in May and June and again in August and September. It flies by day as well as at night.

The larvae feed on Lucerne and Clover.

Widely distributed and quite common through most of Britain. In a recent survey to determine the status of all macro moths in Britain this species was classified as common.

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