Seq # 903260010

Peridroma saucia (Hübner, 1808) Species

Last modified: Sept. 20, 2023, 2:07 p.m.

An uncommon and scarce migrant throughout Belgium, numbers vary from year to year.


Family: Noctuidae > Subfamily: Noctuinae > Tribus: Noctuini > Genus: Peridroma > Species: Peridroma saucia
Vernacular names
Blauwvleugeluil (NL), Pearly Underwing (EN), La Noctuelle blessée (FR), Grassteppen-Bodeneule (DE)
First mention in Belgium
De Sélys-Longchamps E. 1844. Énumération des insectes Lépidoptères de la Belgique. — Mémoires de la Société royale des Sciences de Liége 2: 1–35. On page 11. view page

Migrant In Belgium since October 1844.



Wingspan: 45–56 mm.

Museum specimens

Specimens in nature


Hibernates as a larva, but usually it can not survive our winters.
The adults come to light and especially to sugar.

No pictures yet!

Flight periods

The adults fly in two or three generations a year, depending on climat conditions from late April till the end of November, even sometimes till late December, but most specimens were seen during September and October.

Observed on

Host plant (genera):
Taraxacum, Rumex and Trifolium
Herbaceous plants

The larva lives on grasses and a variety of herbaceous plants like Taraxacum, Rumex,Trifolium etc...

No pictures yet!