Last modified: Dec. 8, 2024, 12:56 p.m.
A very local, rare, and declining species in Belgium, hitherto only known from a few tiny populations in AN and OV.
This species is considered Critically Endangered according to the IUCN Red List category for Flanders 2023.
The last sightings date from 2022, but have not been seen since then despite repeated searches.
Native
Hibernates as pupa.
The adults are active from dusk onwards and later come to light.
The adults fly from late May till mid-July.
The larva lives on Thalictrum flavum.