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Broad-nosed weevil
Polydrusus sericeus (also formosus)
50.8028, 4.6544
Field Notes
Description:
The colour of this insect is brilliant green, as the black body is coated in emerald scales.The adults grow up to 5–6 millimetres (0.20–0.24 in) long and can mostly be encountered from April through August. Adults of this beetle lay their eggs in the bark or leaves of the host-plants.
When they are young, they have a beautiful green colouring. It changes in grayish green when they are old. The larvae feed on roots.
Habitat:
Trees, grasses.
They are eaters of young leaves and open blossoms of a wide variety of woodland trees and shurbs (Corylus avellana, Quercus species, etc.), but also fruit trees (apple, pear, cherry, etc.) and hazelnut. They are considered a pest of fruit trees, causing extensive damages to their buds, blossoms and shoots.
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