Wingspan 13 to 17 mm. A brightly coloured Tortrix moth, having orange-yellow forewings with metallic blue markings.

Where the larval food plant occurs.

The moths fly from May to July.

The larvae live from September throughout the winter, feeding in the roots of Ragwort (Senecio jacobaea).

It is rather scarce in Britain, occurring locally in the southern half of England. In the Butterfly Conservation's Microlepidoptera Report 2011 this species was classified as Nationally Scarce B.

Rare in Leicestershire and Rutland, the first record for this species came from Ketton in 2006, and the record from Broughton Astley Brick Quarry dated 7th June 2017 is only the second VC55 record. L&R Moth Group status = D (rare or rarely recorded).