white mold of cucumber

White mold-Affected plants may begin to wilt due to lesions on stems. Dark, irregularly shaped sclerotia may be found inside or outside stems and are often associated with a white mold. Fruit may also be affected. Huge host range. More common in greenhouses than in fields. 

Figure 1. White mold of cucumber. Plant is wilting due to lesion on stem. Figure 1. White mold of cucumber. Plant is wilting due to lesion on stem.
Figure 2. White mold of cucumber. Note dark, irregular sclerotia on stem. Figure 2. White mold of cucumber. Note dark, irregular sclerotia on stem.
Figure 3. White mold of cucumber fruit. Note dark, irregular sclerotia on fruit. Figure 3. White mold of cucumber fruit. Note dark, irregular sclerotia on fruit.
Figure 4. Early symptoms of white mold of cucumber. Figure 4. Early symptoms of white mold of cucumber.
Figure 5. White mold of cucumber. Figure 5. White mold of cucumber.