Washington State University

Ornamental Plant Pathology Program

Ornamental Plant Pathology

Welcome to the WSU Puyallup Ornamental Plant Pathology webpage. Our program conducts research relating to diseases of ornamental plants. Specifically, our program focuses on ornamental bulb crops, diseases and postharvest keepability of Christmas trees, and Phytophthora ramorum, the causal agent of sudden oak death and ramorum foliar blight. Please explore our website to learn more about our research and extension programs.

WSU Puyallup Interior Plantscaping, 2606 West Pioneer, Puyallup, WA, 98371-4998 USA, 253-445-4524, Rita Hummel