Plant Disease Diagnosis Certificate

Heads up! This course may be archived and/or unavailable.

Gardeners, landscapers and nursery owners encounter plant problems on a regular basis. Yet the process behind diagnosing and correcting these problems – caused by diseases, insects, pests and more – can be a mystery.

Develop your skills in diagnosing plant problems with this self-paced online course, where you'll learn a systematic process to determine and correct various gardening diseases. You'll discover different cultural and environmental causes of plant disease, ways that insects and pests lead to plant problems and techniques to mitigate disease. Regardless of the landscape plants you work with, this course will give you a framework to identify the issue and ways to solve plant problems. Earn valuable continuing education units from PLANET and the Oregon Landscape Contractors Board.