Last modified: Jan. 12, 2025, 3:43 p.m.
An extreme rare migrant from southern Europe.
Native
Only one record before 2000 in 1906 (NA).
For your information, to the best of our knowledge, the first 5 Belgian observations after 2000 are listed here:
1) 1 ex. on 12.ix.2018 at Ieper (WV), leg. M. Willems.
2) 1 ex. on 22.vii.2019 at Robechies (HA), leg. B. Sleeman.
3) 1 ex. on 03.ix.2023 at Robelmont (LX), leg. M. Ameels.
4) 1 ex. on 19.ix.2023 at Heist-op-den-Berg (AN), leg. J. Cannaerts.
5) 1 ex. on 17.viii.2024 at Sint_amandsberg (OV), leg. waarnemingen.be.
The yellowish white larva feeds in spun shoots and flower heads, living gregariously together.
Adults are on the wing from April till mid-October in two generations a year.