When Sooty Mold is present, the upperside of the leaves will be covered with tiny, dark speckles. Leaves wilt . They may appear translucent brown with a soft, jelly-like consistency. Leaves pale . They appear yellow or grayish in color.
Plant growth is slow .
Visible insects . Leaf Mealy Bugs are coated with a white, powdery, wax-like substance which makes them look like specks of cotton clinging to your African Violet. Treatment First, isolate any infested plants. This will help prevent any further spread of Mealy Bugs. Then, thoroughly rinse your African Violet with lukewarm water, and let any excess drain off.