Seq # 902120010

Tholera cespitis (Denis & Schiffermüller, 1775) Species

Last modified: Sept. 17, 2022, 4:35 p.m.

A rare species throughout Belgium, more observed in the north of the country and especially in the Kempen.


Family: Noctuidae > Subfamily: Hadeninae > Tribus: Tholerini > Genus: Tholera > Species: Tholera cespitis
Vernacular names
Donkere grasuil (NL), Hedge Rustic (EN), La Noctuelle du Gazon (FR), Dunkelbraune Lolcheule (DE)
First mention in Belgium
Lambillion L.-J. 1900–1913. Catalogue des Lépidoptères de Belgique. — Revue mensuelle de la Société entomologique namuroise Supplément: 1–464. On page 117.




Wingspan: 34–40 mm.

Museum specimens

Specimens in nature


The larva, when young feeds on the leaves, later on it consumes the stems of the food plant near ground level. It feeds at night.
Overwinters as an egg.
The adults come to light and less to sugar.

No pictures yet!

Flight periods

The adults fly in one generation a year: from beginning of August till end September.

Observed on

Host plant (species):
Nardus stricta
Host plant (genera):
Deschampsia and Brachypodium

The larva feeds on various species of Graminae like: Deschampsia, Brachypodium or Nardus stricta.

No pictures yet!