Pests & Diseases

Beech bark disease is most likely to attack trees with trunks that are more than 20cm in diameter, although it can also be a problem on young plantations. The disease occurs when heavy infestations of beech scale insect (Cryptococcus fagisuga) make e...

The biting mouthparts of this large group of pests mean that all parts of the plant are at risk of attack.

Eelworm pests are numerous and can damage a range of plants but some species are beneficial.

Black vine weevil (Otiorhynchus sulcatus) is a serious pest of ornamental nursery stock. The adults feed on susceptible plant foliage, leaving notched edges, and the larvae feed on roots. This damage causes in excess of £30m in annual losses for the ...

The animal's fast reproduction makes eradication impractical, but cooperative effort can limit crop damage.