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Symptoms: Plants exhibit wilting during periods of drought stress. Seedlings are often stunted or killed. Photo by the Plant Disease Clinic |
Bacterial wilt of beans has not been reported since the 1970s. |
Symptoms: Plants exhibit wilting during periods of drought stress. Seedlings are often stunted or killed. Photo by the Plant Disease Clinic |
| Causal organism: | Curtobacterium flaccumfaciens subsp. flaccumfaciens |
| Over wintering: | Infected seed and in plant material and debris |
| Months of infection: | May to June |
| Method of dispersal: | Hailstorms and warm weather (90 degrees F) |
| Infection point: | Systemic spread in infected seed, or by wounds |
| Control: | Use disease-free seed. Rotate crops every two to three years. |
| Labeled fungicides: (First Application) |
None |
| Comments: | Always start with clean seeds and healthy seedlings to avoid this disease. |
| Back to Bean Diseases |
