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
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).