Rustic-shoulder Knot

Apamea sordens

Common throughout most of Britain, mainly nocturnal.

The Larvae feed through the winter on various grasses such as Cock's-foot.

This species overwinters as a Larva, feeding in mild weather throughout the season.

Forewing dull lilac grey, flushed with fawn colour, especially in median area; a black, semibifid streak from base below cell; lines brownish, double, indistinct; the median shade dark grey or fawn colour.

Its flight season in the British Isles is May and June.