Seq # 490710010

Anerastia lotella (Hübner, 1813) Species

Last modified: Aug. 19, 2021, 1:49 p.m.

A rather rare species throughout Belgium, more frequently observed in the sandy areas of the north of the country.


Family: Pyralidae > Subfamily: Phycitinae > Tribus: Anerastiini > Genus: Anerastia > Species: Anerastia lotella
Vernacular names
Helmgrasmot (NL)
First mention in Belgium
De Fré Ch. 1858. Catalogue des Microlépidoptères de la Belgique. — Annales de la Société entomologique belge 2: 45–162. On page 103.




Museum specimens

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Specimens in nature


The larvae live in a tubular case covered with sand, on the stems and the roots of Ammophila, Corynephorus, Festuca ovina and probably other grasses. They hibernate. Pupation in a cocoon in sand at the base of the foodplant.

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Flight periods

The adults fly in June and July. They are active at dusk and come to light.

Observed on

Host plant (species):
Festuca ovina
Host plant (genera):
Ammophila and Corynephorus

The larvae live on: Ammophila, Corynephorus, Festuca ovina.

No pictures yet!