soort auteur
eurasian hemp borer
on Cannabis, Humulus
parasite
The young larva for a short while lives freely on the leaves, causing window feedings, rarely also as a leaf miner; Soon it bores itself in the stem, causing a one cm long fusiform swelling.
host plants
Cannabaceae, oligophagous
Humulus japonicus lupulus.
In North America a pest on Cannabis sativa.
phenology
Several generations; the larva hibernates in the stem.
distribution within Europe
larva
Body reddish; head light brown, sides darkened; prothoracic and anal plates brownish yellow; see Hinneberg, Swatschek.
synonyms
Grapholitha, Laspeyresia, tetragrammana Staufinger, 1879.
references
Hinnegerg (1984a), McPartland (2002a), Meijerman & Ulenberg (2000a), Schütze (1931a), Swatschek (1958a).