Many tree managers are conducting tree inventories to monitor urban trees, and one of the most important parameters being collected is information on the tree’s vitality, sometimes called condition. But what is tree vitality, how can it be rated, and how do different user groups rate it? Presenter Johan Östberg discusses a study that compared how arborists and biologists rate tree vitality and this information can be useful for managers and consultants. Watch the ISA 2020 Virtual Conference Rewind Series videocast and then take the accompanying CEU quiz to check your knowledge. This quiz is worth 0.5 credits. (A, U, M, T, Bm)
CEUs for this quiz may be earned only once during the life of your certification.