Citrus canker is a bacterial disease that causes lesions on leaves, stems and fruit. 

Citrus canker is a bacterial disease that causes lesions on leaves, stems and fruit. It is not harmful to humans, but it causes premature leaf and fruit drop and will eventually render trees unproductive. Fruit infected with canker is safe to eat, but it is too unsightly to be sold. Citrus canker can be spread rapidly by wind and rain, landscaping equipment, people's hands or clothing, and by moving infected plants or plant parts.

To learn more about citrus canker, select a question below to expand the answer.