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23 Ιουλ 2021 · Your best bet at preventing bacterial canker on apricots is to keep your trees in vigorous health and to control ring nematodes. Use any cultural practice that is likely to keep your tree healthy, like offering sufficient irrigation and feeding with nitrogen.
- Diseases
Among the most frustrating of apricot problems, bacterial...
- Diseases
Bacterial canker and dieback (apoplexy) diseases of apricot trees is an important factor in many apricot cultures where the winter temperatures drop below -5°C. Bacterial cankers develop only when the infection of trees takes place in winter months.
15 Ιουν 2021 · Among the most frustrating of apricot problems, bacterial canker causes the formation of dark, sunken sores at the base of buds and randomly along trunks and limbs. Gum may weep through these wounds as the tree emerges from dormancy in the spring or the tree may die suddenly.
5 Ιουν 2024 · Bacterial canker is favored by cool, wet weather and is common in western Washington. The bacteria overwinter in cankers, buds and other host tissues. Dark, cankered areas on trunks and branches may develop and expand in early spring.
Bacterial canker is a disease of the stems and leaves of Prunus, especially plums and cherries, but also apricots, peaches and ornamental Prunus species. It causes sunken patches of dead bark and small holes in leaves, called ‘shothole’.
Bacterial canker commonly affects members of the prunus family causing sunken lesions in the bark in spring which is often accompanied by oozing gum, and small holes in the leaves from early summer. Unfortunately once canker has infected the tree in spring there is little that can be done to save your crop this year.
Bacterial/blossom blast/canker is a serious disease in apricots, sweet cherries and plums, but impacts peaches and sour cherries to a lesser extent. This pathogen infects blossoms, leaves, fruit and branches.