Tree Health and Structure
Wednesday, August 26, 2026 | 10 a.m.–4:30 p.m.
Preregistration Required
Learn to observe a tree’s health and the drivers of decline. Students will learn the fundamental principles of disease, types of disease, and the impacts of injury and abiotic factors on tree health. The class will cover the steps that are taken to diagnose disease and how to identify environmental factors that contribute to decline. Class will break for 30-minute lunch.
This class is designed for practicing arborists. Students should have a basic understanding of tree anatomy and physiology before taking this class.
Instructor: Levi O’Brien
Cost
- $152 ($136 for members)
Image, top of page: Michael Stewart