Clay

Mythimna ferrago

Common over most of Britain.

The Larvae are brownish yellow with a white dorsal line; lateral lines broad, whiter, containing the black spiracles.

The species overwinters as a small Larva.

The Larvae feeds on various grasses, also on low-growing plants like Dandelions & Chickweed.

Forewing pale greyish rufous, speckled with dark; lines indistinct, dark grey; the outer regularly lunulate-dentate, the teeth marked by black dashes on veins; reniform stigma obscure, ending in a cloudy pale spot at lower end of cell; hindwing greyish ochreous; ventral tufts black. 

This Moth flies at night in July and August and is attracted to light and sugar.