Trioza centranthi, Plymouth, Plympton

Trioza centranthi, Plymouth, Plympton

Observation - Trioza centranthi, Plymouth, Plympton. Description: Centranthus ruber, Red Valerian, was growing on south-facing garden walls for about a quarter of a mile. Practically all the plants had this leaf gall.

Centranthus ruber, Red Valerian, was growing on south-facing garden walls for about a quarter of a mile. Practically all the plants had this leaf gall.