Cercospora Leaf Spot
- Leaves develop circular (1/8 – 3/16 inch) brown to gray spots with distinct reddish-purple borders
- Lower leaves are infected first and often most severely affected
- In humid weather, produce silver or steel-gray spores which gives the leaf spot a fuzzy appearance
- Centers of spots may have black dots
- Plants may be stunted
- More information on Cercospora Leaf Spot...