Bacterial Canker on Sour Cherry
Bacterial disease causing limb dieback and gummosis, particularly damaging in wet cool springs.
Bacterial Canker on sour cherry
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Symptoms
- Sunken cankers with gum exudate
- Limb dieback
- Bud death and shoot blight
Controls
- Copper sprays in fall and dormant season
- Avoid pruning in wet weather
- Site selection (well-drained, less frost-pocket)
- Tolerant rootstocks