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Aceria macrotrichus

Mite Aceria macrotrichus

Description

This microscopic mite lives on the lower side of leaves and around the side veins. As a result of its activity veins are deformed in a snake-shaped way and get irregularly thicker. It also causes deformations and rolling of leaves. It is commonly found particularly on younger trees. It is of no economic importance. It can reduce the aesthetic value of the tree.

Symptom

Twisted leaves.

Tree Species: Hornbeam

Part of a plant- attacked: Leaf / Needle

Pest significance: Less harmful

Pest Category: Mites

Invasive Species: No

Present in EU: Yes

Seasonal frequency of occurrence

Seasonal frequency of occurrence