fairly common species throughout Belgium, but easily overlooked.
larva feeds on the flowers and developing seeds of Heracleum sphondylium,
sativa and Apium
It pupates in the main stem of the food plant.
adults fly in one generation a year; onwards from August till May of
the next year. They hibernate in
sheltered places. Occasionally attracted to light, especially after
Limburg, Kinrooi, 23 February 2007.
(Photo © Maarten Jacobs)