and rare species throughout Belgium, restricted to wet
biotopes. In some area's locally common.
larva feeds in stems and roots of various marshland plants as Iris pseudacorus, Acorus calamus, Cladium mariscus, Glyceria maxima, Carex acutiformis
and others. Overwinters as an egg and pupates in a flimsy cocoon in leaf litter.
adults fly from late June till end September in one generation. They come to
light, sugar and also flowering grasses.
Antwerpen, Viersel, 09 July 2004.
(Photo © Maarten Jacobs)