Woolly aphid

Eriosoma lanigerum

Woolly aphid is common on edible and ornamental apple trees, pyracantha andCotoneaster horizontalis. The insects are hidden under white fluff that can be mistaken for a mould.

Plants affected Edible and crab apples, pyracantha and Cotoneaster horizontalis
Main symptoms Lumpy swellings on the bark and, in summer, colonies of aphids covered in white fluff on the trunk and branches
Caused by A sap-sucking insect (aphid)
Timing April-October

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