Last modified: Nov. 8, 2024, 10:54 a.m.
A very rare and local species in Belgium.
Native
The larva mines the stems of the food plant.
The adults fly in late afternoon around their food plants and later come to light.
The adults fly from late May towards late August in one generation a year.
The larva feeds on Eleocharis palustris.
It inhabits wet and damp places like ditches, fens, ponds, marshes etc...