rather common species throughout Belgium.
larva lives on the roots of grasses and small herbaceous plants like Rumex and Humulus lupulus.
are simply dropped over suitable habitat, while the female is in
flight. Hibernates as larva once or twice and pupates in a cocoon in
adults fly in one generation a year; from late May till the end of July. They come
Luxembourg, Nassogne, 10 June 2005.
female (Photo © Chris Steeman)