Anthonomus pomorum (Linnaeus, 1758)
apple blossom weevil
on Malus, (Pyrus)
Malus sylvestris, Germany, Eifel, Heimbach © Arnold Grosscurt
the somewhat enlarged flower buds are dried and light brown, the inner parts are gone. Inside a single weevil larva or pupa. The gall does not drop off, but remains on the tree. In the course of 14-20 days a female deposits ± 30 eggs.
Rosaceae, narrowly oligophagous
only occasionally on pear.
young, not yet browned galls can easily be mistaken for an infestation by Argyresthia curvella.
Buhr (1964a, 1965a), Colonnelli, Osella & Cornacchia (2011a), Dauphin & Aniotsbehere (1997a), Delbol (2013a), Dieckmann (1968a, 1988a), Heijerman & Tuinstra (2014a), Houard (1908a), Papi (2009a), Redfern & Shirley (2011a), Rheinheimer & Hassler (2020a), Roques, Cleary, Matsiakh & Eschem (2017a), Roskam (2009a).