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Departments & Programs
Department of Horticulture and Landscape Architecture
Research and Extension
4-H and Youth
Nursery and Landscape Career Development Event
Nursery & Landscape CDE Plant Diseases
Nursery/Landscape CDE
Plant Diseases
Hover over the photo, click photo for name and information.
Botrytis
by David Hill, Oklahoma State University, Stillwater
Crown Gall
by Brian Olson, Oklahoma State University, Bugwood.org
Blackspot on leaf
Root Rot on Calibrachoa
by Dr. Douglas C Needham, Oklahoma State University, Stillwater
Crown Gall
by Jennifer Olson, Oklahoma State University, Bugwood.org
Fire Blight
by Rebekah D. Wallace, University of Georgia, Bugwood.org
Canker
by USDA Forest Service, Bugwood.org
Blackspot
Powdery Mildew
Cedar Apple Rust
Botrytis
Crown Gall
by Jennifer Olson, Oklahoma State University, Bugwood.org
Nursery and Landscape Career Development Event
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