Last modified: April 11, 2021, 11:32 a.m.
Very rarely observed in Belgium.
A loose silken spinning.
The exact oviposition plates is unknown but likely to happen in April–May.
The caterpillar spins a leaf together into a roll or tube in June–July.
The full-grown larva drops to the ground and constructs a loose silken spinning in the soil or among detritus in whiuch it pupates.
The species hibernates in the adult stage, hiding in sheltered places. Adults are rarely seen.
One generation a year: August–September and reappearing after hibernation in April–May.
The species is monophagous on Tanacetum vulgare.
Open places in woodlands, ruderal places on sandy soil where the foodplant grows.