A brief Internet search or a scan through your favorite gardening reference will tell you that plant diseases abound. Any time plants are stressed by suboptimal conditions, they may be unable to fight off the many pathogens that surround them, such as viruses, bacteria, and fungi.
Our guide to garden and orchard diseases contains information on the causes and symptoms of some of these problems. It also offers tips on treating and preventing diseases. Natural solutions are provided whenever possible.