Distinguishing Symptoms Leaves have brown spots on them . When this symptom is caused by too much sunlight, it is called Leaf Scorch, a form of necrosis . If your African Violet appears otherwise healthy, except for similar symptoms on the flowers, it is probably getting too much sun. To be sure, rule out other possible causes. Other Symptoms Leaves curl down on the edge .
Variegated leaves turn entirely green .
Flowers turn brown or have brown spots on them . Treatment Remove your African Violet from direct sunlight. Violets perform best when they receive plenty of indirect sunlight. You can achieve this by putting your Violet in a window where it gets light most of the day. Adjust your blinds or use sheer curtains to filter out some of the light.