Last modified: Nov. 24, 2023, 10:04 a.m.
A very rare species in Belgium.
Native
The larva feeds in stems of the host plant. Pupation takes places in a slight cocoon in the larval feeding place. The adults come to light.
The adults fly in two overlapping generations from mid-May towards late September. Most observations during June and August.
The larva feeds on Juncus conglomeratus.
It inhabits marshy habitats, bogs, banks of streams etc...