Small Yellow Underwing

Panemeria tenebrata

Day-flying species which prefers sunny weather, widely distributed, though local, over much of mainland Britain as far as southern Scotland.

Larva light green; dorsal line deep green; subdorsal lines whitish.

The Larvae feed on the flowers and seeds of mouse-ear, especially common mouse-ear.

Forewing dark fuscous, varied with red brown and with a sprinkling of pale grey scales; inner and outer lines indistinctly darker; a dentate, cloudy dark fuscous median shade; a darker shade precedes and defines the subterminal hue; hindwing blackish, with a deep yellow outer fascia not reaching inner margin; in the ab.

Adults fly in a single generation during May & June.

It prefers sunny weather.