Last modified: Dec. 2, 2024, 5:07 p.m.
A rather common species throughout Belgium.
Native
The yellow-grey larvae mine internally in the blades of various grasses.
Pupation outside the mine.
The adults are active from the evening onwards and come to light.
The adults fly in two generations a year from April towards June and again onwards from July till September or later.
The larva lives in different species of Poaceae like Agrostis, Deschampsia, Festuca, Poa etc...