Seq # 901510220

Agrochola macilenta (Hübner, 1809) Species

Last modified: Sept. 16, 2023, 10:43 a.m.

A fairly common species throughout Belgium.


Family: Noctuidae > Subfamily: Xyleninae > Tribus: Xylenini > Genus: Agrochola > Subgenus: Leptologia > Species: Agrochola macilenta
Vernacular names
Geelbruine herfstuil (NL), Yellow-line Quaker (EN), La Xanthie noisette (FR), Gelbbraune Herbsteule (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: 32–36 mm.

Museum specimens

Specimens in nature


Hibernates as an egg, laid on branches of the food plant. Constructs an underground cocoon and pupates several weeks later.
The adults come to sugar and to light.

No pictures yet!

Flight periods

The adults fly in one generation a year: from late August till well into November.

Observed on

Host plant (genera):
Quercus, Fagus and Crataegus
Deciduous trees and Herbaceous plants

The larva lives on: Quercus, Fagus, Crataegus and other deciduous trees.
Later on also on herbaceous plants.

No pictures yet!