Seq # 902420030

Mythimna l-album (Linnaeus, 1767) Species

Last modified: Oct. 15, 2022, 1:44 p.m.

Used to be a rare immigrant in the early days but is now a part of our local fauna. This areal expansion is probably due to a change of climate. Nowadays (since 2008) it is a fairly common species throughout Belgium.


Family: Noctuidae > Subfamily: Hadeninae > Tribus: Hadenini > Genus: Mythimna > Subgenus: Hyphilare > Species: Mythimna l-album
Vernacular names
Witte-l-uil (NL), L-album Wainscot (EN), Le L blanc (FR), Weißes L (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. view page




Wingspan: 30–35 mm.

Museum specimens

Specimens in nature


Hibernates as a first instar larva and pupates in a cocoon underground.
The adults come to light in small numbers and are easily attracted to sugar.

No pictures yet!

Flight periods

The adults fly in two generations a year: from late May till beginning of November, but most specimens are observed during September.

Observed on

Host plant (species):
Ammophila arenaria and Phalaris arundinacea

The larva lives on various species of Graminae, but mainly on: Ammophila arenaria or Phalaris arundinacae.

No pictures yet!