Wingspan 15 to 18 mm. It can closely resemble A. logiana which occurs in Scotland and until recently the two were thought to be separable on distribution. However, logiana has now appeared in southern England, so more care must be taken with identification.

In areas containing elm.

The moths fly in two generations, in June and July, and from September, overwintering and sometimes reappearing in the spring.

The larval foodplant is elm, the larvae feeding in folded or spun leaves.

Occurring most commonly in southern England, becoming scarcer northwards to Yorkshire, and unknown in Scotland. In the Butterfly Conservation’s Microlepidoptera Report 2011 this species was classified as local.

It appears to be uncommon in Leicestershire and Rutland, where there are few records. L&R Moth Group status = D (rare or rarely recorded).