Plant Parasites of Europe

leafminers, galls and fungi

Temnocerus tomentosus

Temnocerus tomentosus (Gyllenhal, 1839)

on (Alnus, Populus), Salix


Biology as in T. nanus, with the difference that the female, after having deposited an egg, completely cuts off the top ± 12 mm of the shoot, that falls to the ground and starts to rot.

host plants

Betulaceae, Salicaceae, restricted polyphagous

Salix caprea, viminalis.

Rarely Alnus; Populus.


Univoltine; hibernation as larva, in the soil.

distribution within Europe

(PESI, 2019).


Pselaphorhynchites tomentosus.


Dieckmann(1974a), Heijerman & van der Leij (1997a), Papi (2009a), Rheinheimer & Hassler (2010a).

Last modified 20.xii.2021