Photo Credit: maryviolet - Adobe Stock (Cropped from original)

Meet Our Plant Diseases Experts

Ariel Cowan


Regional Fire Specialist, Central Region

Brooke Edmunds


Community Horticulture, Master Gardeners

Contact me with gardening questions from Marion or Polk counties

Maria Marlin


Faculty Research Assistant

Contact for questions regarding nursery or greenhouse diseases.

Luisa Santamaria

Nursery Pathology Specialist, Bilingual Educator

David C. Shaw

Extension Forest Health Specialist, Professor in Forest Engineering, Resources, and Management, Director, Swiss Needle Cast Cooperative