Seq # 362150040

Hedya salicella (Linnaeus, 1758) Species

Last modified: Nov. 20, 2023, 4:19 p.m.

A common species throughout Belgium, especially in the northern part.


Family: Tortricidae > Subfamily: Olethreutinae > Tribus: Olethreutini > Genus: Hedya > Species: Hedya salicella
Vernacular names
Pinguintje (NL), White-backed Tortrix, White-backed Marble (EN), Weiden-Knospenwickler (DE)
Hedya salicana (Denis & Schiffermüller, 1775)
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 21.




Wingspan 19–24 mm. The adults, resembling a bird dropping.
Large and distinctive species showing a white thorax and tegula, and large unmarked white dorsal area to forewing. There is a prominent reddish-brown twin scale tuft on the posterior part of the thorax.
It rests with its wings held close to the body.

Museum specimens

Specimens in nature


The caterpillar is reddish-brown, the warts, the head and the nape are black.

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The larva lives in a spun shoot or a folded leaf. Pupation takes place in the larval habitation.
The adults are active from dusk and later come to light.

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Flight periods

The adults fly from late May to the end of September, occasionally later.

Observed on

Host plant (species):
Salix alba

The larva lives Salix alba, S. caprea, S. fragilis, less frequently on other species of Salix, also on Populus tremula or P. nigra*.

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It inhabits marshy places amongst willows, banks of streams, open woodland and parks and gardens.

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