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Fusarium Wilt in Sweet Potato
How to identify and treat fusarium wilt in Sweet Potato.
potted_plant
Sweet Potato care requirements
water
Moderate; water 1 inch per week; avoid overwatering which promotes vine growth over tubers
soil
Well-draining, slightly acidic soil with pH 5.8–6.2; avoid excessive nitrogen which reduces tuber size
light
Full sun (6–8 hours daily); longer daylight hours promote larger tuber development
symptoms
Symptoms to look for in Sweet Potato
- fiber_manual_recordYellowing leaves on one side
- fiber_manual_recordBrown vascular tissue when stem cut
- fiber_manual_recordWilting despite adequate water
help
Common causes in Sweet Potato
Caused by Fusarium oxysporum. Soil-borne pathogen that blocks water-conducting vessels.
healing
How to treat fusarium wilt in Sweet Potato
No chemical cure. Remove and destroy infected plants. Solarise soil.
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Preventing fusarium wilt in Sweet Potato
Resistant varieties. Crop rotation. Avoid wounding roots.