Seq # 902330030

Sideridis turbida (Esper, 1790) Species

Last modified: Oct. 15, 2022, 11:39 a.m.

A rare and local species in Belgium, with a preference for dry and sandy habitats. More observed in the northern part of the country.


Family: Noctuidae > Subfamily: Hadeninae > Tribus: Hadenini > Genus: Sideridis > Subgenus: Sideridis > Species: Sideridis turbida
Vernacular names
Tandjesuil (NL), White Colon (EN), Le Tréma blanc (FR), Kohleulenähnliche Wieseneule (DE)
Sideridis albicolon (Hübner, 1813)
First mention in Belgium
De Sélys-Longchamps E. 1857b. Addenda au premier volume. — Annales de la Société entomologique belge 1: 175–176. On page 175.




Wingspan: 38–44 mm.

Museum specimens

Specimens in nature


During the day, the larva hides under the ground and hibernates as a pupa in a weak cocoon deep under the ground.
The adultsis active during the day and at night. They come to light and sugar.

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Flight periods

The adults fly in one generation from May till mid August.
In favourable years a partial second generation occurs in late August and September.

Observed on

Host plant (species):
Cakile maritima and Honckenya peploides
Host plant (genera):
Chenopodium, Atriplex, Polygonum and Rumex
Herbaceous plants

The larva lives on various low plants like: Cakile maritima, Honkenya peploides, Spergularia rubra or Plantago lanceolata.

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Dry and sandy habitats like coastal dunes, moorland etc...

No pictures yet!