Fusarium wilt
scouted Aug. 31, 2026
- Scientific Name
- Fusarium oxysporum
- Background
- A tobacco field in Randolph County was being scouted, and it was observed that 45% of the field was affected by widespread leaf spot. Suspected Frog eye leaf spot, target spot, and root knot nematode. Grower did not treat land as this is organically grown tobacco. A sample was submitted to the PDIC for diagnosis.
- Conclusion
- The issue was identified as Fusarium wilt. It's caused by soilborne fungi that survive in organic matter and form very resistant spores. It's usually considered an opportunistic disease that develops when plants are stressed. It's recommended to prevent the spread through soil movement, minimizing plant stress by managing nematodes and other diseases, as well as proper fertilization.
- Resources
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- No resources have been added.