Polydrusus formosus Mayer, 1779
Syn.: Polydrusus (Chrysophris) sericeus Schall, 1783
Common names: Green leaf weevil [En], Charançon du feuillage [Fr], Seidiger Glanzrüssler [De]
Meise, BRABANT ● Belgium
Description: Brilliant green beetle, as the black body is coated in emerald scales.
The adults grow up to 5–6 millimetres (0.20–0.24 in) long.
Biology: They are eaters of young leaves and open blossoms of a wide variety of woodland trees and shrubs (Corylus avellana, Quercus species, etc.), but also fruit trees (apple, pear, cherry, etc.) and hazelnut.
The soil-inhabiting larvae grow up to 7 millimetres (0.28 in) long feeding on juicy plant roots.
Adults can mostly be encountered from April through August. Females lay their eggs in the bark or leaves of the host-plants. In Autumn their development is complete. They overwinter and pupate in Spring.
Habitat: Shrubs, gardens, parcs, orchards.
Distribution: Most of Europe and Nearctic ecozone. Introduced in North America.
Wikipedia, Polydrusus formosus