Identification of Poison Ivy, Poison Oak, Poison Sumac, and Poisonwood

In 2025, as an administrative change, the UF/IFAS Department of Environmental Horticulture was sunsetted. Faculty and staff were rehomed to other departments, primarily the Departments of Horticultural Sciences and Agronomy (turf), and the School of Forest, Fisheries and Geomatics Sciences (arboriculture).