The wingspan is 10–13 mm. The head is white or whitish ochreous. Thorax is dark fuscous, whitish-sprinkled. Forewings are fuscous, faintly purplish-tinged, closely irrorated with dark fuscous, and irregularly sprinkled with whitish; a dark purplish fuscous entire fascia before middle; a whitish anteapical costal spot; cilia dark coppery - fuscous. Hindwings are grey. The larva is pale yellow; subdorsal line dark red-brown; 4-12 with pale brown anterior bands; head brown, sides blackish.[1]
The moth flies in two generations from late April to August.[1].
^The flight season refers to Belgium and the Netherlands. This may vary in other parts of the range.
References
^Meyrick, E., 1895 A Handbook of British Lepidoptera MacMillan, London pdf This article incorporates text from this source, which is in the public domain. Keys and description