Don Gabel is Manager of Plant Health at the Botanical Garden. He is an ISA-Certified Arborist, a Certified Nurseryman, and has been active in the horticultural industry for more than 35 years.
Classes by this instructor
It's essential to identify plant diseases before they become widespread in your garden. Explore the basics of disease management, and learn how the principles of Integrated Pest Management (IPM) can help you maintain a strong and healthy garden. Please bring samples of diseased plants to class. more...