coronavirus
Cane Spot in Blackberry
How to identify and treat cane spot in Blackberry.
potted_plant
Blackberry care requirements
water
Regularly when establishing and during fruiting.
soil
Well-draining, fertile soil. pH 5.5–7.0.
light
Full sun to partial shade.
symptoms
Symptoms to look for in Blackberry
- fiber_manual_recordSmall purple spots on young canes that enlarge and turn silvery-white with purple borders
- fiber_manual_recordCracked, sunken lesions on cane surfaces
- fiber_manual_recordSpotting and distortion on leaves and fruit
help
Common causes in Blackberry
Caused by the fungus Elsinoe veneta, most common in raspberries and other cane fruits, spreading via rain splash in cool, wet spring conditions.
healing
How to treat cane spot in Blackberry
Cut out and destroy infected canes at ground level after fruiting, and apply fungicide in early spring as new growth emerges in wet seasons.
shield
Preventing cane spot in Blackberry
Thin canes to improve air circulation, avoid overhead irrigation, and plant certified disease-free canes.