Plant Parasites of Europe

leafminers, galls and fungi

Grapholita discretana

Grapholita discretana (Wocke, 1861)

on Humulus

parasite

The larva bores in the steh, here also the hibernation.

host plants

Cannabaceae, monophagous

Humulus lupulus.

phenology

Univoltine.

distribution within Europe

(PESI, 2019).

larva

Body yellowish; head blackish brown; prothoracic plate lighter; anal plate small, brown; pinacula large, greyish brown; see Swatschek.

pupa

See Patočka & Turčáni.

synonyms

Cydia, Grapholitha, Laspeyresia, discretana.

references

Disqué (1905a), Fazekas & Schreurs (2010a), Huisman, Koster, Muus & van Nieukerken (2013a), Patočka & Turčáni (2005a), Schütze (1931a), Swatschek (1958a), Wegner (2015a).

Last modified 31.i.2020