Last modified: May 7, 2024, 5:51 p.m.
A rather rare species in Belgium, most observations are in the north of the country.
This species is considered Near Threatened according to the IUCN Red List category for Flanders 2023.
Native
The larva is partially carnivorous, living on other insects, pupae or larvae.
The larva lives in the stems of the host plant. Hiberates as a larva and pupates in a broken reed stem. The adults come to light.
The adults have been observed from early June till late August in one generation.
The larva lives on Phragmites australis.