The wingspan is 18–24 mm.
The forewings are brown ; a whitish median streak, ending in branches along veins 2-5, often separated by dark fuscous scales ; dorsal 2/3 often wholly suffused with whitish-ochreous ; a terminal series of black dots ; cilia metallic. Hindwings are rather dark grey. The larva is pale pinkish-ochreous ; spots brown ; head and plate of 2 brown, darker- marked.[1]
The moth flies from June to July depending on the location.
The larvae feed on various grasses.
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