OktoberPest 2026 - Plant Health Updates for Nursery Production

Explore current and emerging plant health concerns affecting nursery crops. This session will highlight disease recognition, diagnosis, prevention, and practical management information to help growers respond to plant health problems.

AGENDA:

8:30 –9 a.m. Registration | Welcome and session overview

9–9:50 a.m. How Production Practices Can Drive or Disguise Disease
Jerry Weiland, USDA Agricultural Research Service

9:50–10:30 a.m. Plant Disease Show-and-Tell: Samples, Photos, and Grower Questions
Jerry Weiland and participating plant health experts.
Have a plant health problem? Bring photos or plant samples to share and discuss with our plant health experts.

10:30–10:40 a.m.Break

10:40–11:20 a.m. One Symptom, Many Causes: Diagnosing Abnormal Shoot Proliferation
Mana Ohkura, Plant Clinic - Oregon State University

11:20–12 p.m. Biostimulants and Plant Health: What Do We Know?
Luisa Santamaria, NWREC - Oregon State University

Pesticide Recertification Credits has been requested.