Wingspan 10-11 mm. The adult moth can be identified by its white head and in particular the extra white subapical spot on the forewing beyond the costal and tornal spots.
Woodland clearings and well wooded areas.
The adult moths emerge in a single generation from late April to June in the south and somewhat later in the north, from June to July. There may occasionally be the emergence of a second generation in the south.
The larvae of this species feed on various grasses, forming a mine within which the larva is able to overwinter.
This moth is found throughout Britain. In the Butterfly Conservation’s Microlepidoptera Report 2011 this species was classified as local.
Uncommon or under recorded in Leicestershire and Rutland. L&R Moth Group status = D (rare or rarely recorded)
Leicestershire & Rutland Map
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