back to thumbnails

Pests, diseases & disorders

Image 255 of 794
< Prev Next >
090504_279_Cherry blackfly.jpg
Cherry blackfly, early April. A species of aphid (Myzus pruniavium) that causes new leaves to curl tightly and become distorted. Their upper surfaces are sticky with the honeydew that the insects excrete and may develop a grey sooty mould. Heavy infestations damage new shoots.