Last modified: Oct. 4, 2025, 1:13 p.m.
This adventive species was first found new to Belgium in 2025 in VB.
Exotic
For your information, to the best of our knowledge, the first Belgian observations are listed here:
1) 1 ex. on 19.vii.2025 at Zellik (VB), leg. N. Van Rompay.
2) 1 ex. on 08.ix.2025 at Zemst (VB), leg. waarnemingen.be.
Wingspan about 18–21 mm. A creamy light brown wing with some dark dots spread over the forewing, which can sometimes form lines.
The larvae live among spun leaves.
The adults can be seen from May to September.
It is mentioned in literature that the oligophagous larvae feed on Amaranthaceae like Chenopodium, Atriplex, Amaranthus, and Beta vulgaris, but it is probably more polyphagous than previously thought.
It inhabits open grasslands and steppes.