Seq # 902030010

Orthosia gracilis (Denis & Schiffermüller, 1775) Species

Last modified: Sept. 16, 2023, 11:49 a.m.

A widespread but uncommon species throughout Belgium.


Family: Noctuidae > Subfamily: Hadeninae > Tribus: Orthosiini > Genus: Orthosia > Subgenus: Cororthosia > Species: Orthosia gracilis
Vernacular names
Sierlijke voorjaarsuil (NL), Powdered Quaker (EN), L'Orthosie gracile (FR), Spitzflügel-Kätzcheneule (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 12.




Wingspan: 35–40 mm.

Museum specimens

Specimens in nature


Hibernates as a pupa in an underground cocoon.
The adults come to light and sugar.

No pictures yet!

Flight periods

The adults fly from late March till late May in one generation a year.

Observed on

Host plant (species):
Myrica gale, Filipendula ulmaria and Prunus spinosa
Host plant (genera):
Salix and Populus
Shrubs, Herbaceous plants and Deciduous trees

The larva lives on various herbaceous plants, shrubs and trees like Populus, Salix, Prunus spinosa, Myrica gale or Filipendula ulmaria.

No pictures yet!