- Powdery, fluffy, white spots or blotches on leaves, stems and flower parts
- Tiny raised bllack dots may be visible within white spots late summer or early fall
- Spots typically start on lower leaves but can spread to cover the entire plant
- Severely infected leaves may be completely covered in white or grayish white fungi
- In some cases, leaves become curled or twisted or turn yellow due to the infection
- More information on Powdery Mildew...