Seq # 602750020

Hydriomena impluviata (Denis & Schiffermüller, 1775) Species

Last modified: Aug. 30, 2023, 5:21 p.m.

A fairly common species throughout Belgium.


Family: Geometridae > Subfamily: Larentiinae > Tribus: Hydriomenini > Genus: Hydriomena > Species: Hydriomena impluviata
Vernacular names
Groenbandspanner (NL), May Highflyer (EN), La Larentie arrosée (FR), Erlenhain-Blattspanner (DE)
Hydriomena coerulata (Fabricius, 1777) and Hydriomena trifasciata (Borkhausen, 1794)
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 17.




Wingspan: 25–31 mm.

Museum specimens

Specimens in nature


Hibernates as pupa often under loose bark of the food plant.<br

They come to light.

No pictures yet!

Flight periods

The adults fly in one generation a year; from late April till late July. In favourable years a second and partial generation is possible during September.

Observed on

Host plant (species):
Alnus glutinosa

The larva lives on different species of deciduous trees but with a preference for Alnus glutinosa.

No pictures yet!