Seq # 902030010

Orthosia gracilis (Denis & Schiffermüller, 1775) Species

Last modified: Sept. 17, 2022, 4:26 p.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!