Large willow bark aphid
The large willow bark aphid a very large aphid and can form dense colonies form on the bark of willow trees. It is part of the biodiversity that healthy willow trees can support.
Latin name Tuberolachnus salignus
Plants affected Willows (Salix)
Main symptoms Large grey aphids in dense colonies on stems
Caused by Sap-sucking aphids
Timing Summer to late winter
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