Last modified: Nov. 14, 2023, 2:47 p.m.
A fairly common species throughout Belgium.
Native
The larva feeds in a silken gallery on several grasses. The adults are easily disturbed by day and later come to light.
The adults fly mainly in July and August, occasionally later.
The larva feeds on several grasses, including several species of Puccinella like Puccinella maritima, Spartina maritima and Festuca ovina.