Last modified: Dec. 10, 2024, 1:05 p.m.
A rare species in Belgium, though recorded from all provinces. Not so frequently observed in the southern part of the country.
This species is considered Near Threatened according to the IUCN Red List category for Flanders 2023.
Native
Hibernates as an egg, attached to a leaf of the food plant. Pupates head upwards by a prepared window in a stem.
The adults come to light.
The adults fly in one generation a year starting from early July till early October, exceptionally later.
The larva lives in the stem of Iris pseudacorus, Typha or similar plant species which grow in the water.