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Scolytus mali

Large fruit bark beetle

Description

The beetle is about 3.5 mm long. A one-branched egg gallery runs in the direction of the trunk axis. It is slightly wider around the entrance hole and it is about 10 cm long. The gallery is deeply cut into sapwood. It preferentially attacks very weak or dead trees. It is common on fruit trees in gardens, but also in forest stands. Common in Europe. 

Symptom

Gallery under the bark. Dead branches. 

Tree Species: Cherry, Apple Tree, Plum, Blackthorn

Part of a plant- attacked: Tree trunk

Pest significance: Harmful

Pest Category: Insects

Present in EU: Yes

Seasonal frequency of occurrence

Seasonal frequency of occurrence