Adults are on wing from June to August in western Europe. The larvae feed on the flowers of Aster tripolium.[5][6]
Description
The wingspan is 11–14 mm. The forewings are elongate and the costa gently arched. The ground colour is light brownish-ochreous, submetallic and strigulated with fuscous. There is a slender straight brownish antemedian fascia parallel to the termen and interrupted beneath the costa and a dark fuscous dorsal dot or small spot before the tornus. The hindwings are grey. The larva is whitish, dorsally greyish - tinged; spiracular line faint, grey; head brown; plate of 2 black.[7]
^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