When identified early, one expert says powdery mildew in the greenhouse can be easy to manage if you control humidity levels.
Cornell University Plant Pathologist Margery Daughtrey tells you how to determine when the disease is present.
Learn how to get a jump on plant pathogen problems before they devalue your crop.
Handling downy mildew and powdery mildew issues can be tricky. The good news is there are more options for control than you think.
The development of root rot, powdery mildew, and leaf septoria can damage cannabis to the point of complete crop loss.