Jim Chatfield

Associate Professor and Extension Specialist
Ohio State University Extension

Focus on plant diseases, plant problem diagnostics, tree selection, benefits of trees.

Department of Horticulture and Crop Sciences
Department of Plant Pathology
1680 Madison Avenue, OARDC
Wooster, OH 44691
(330) 466-0270
(330) 263-3667

Articles Authored

Title Category Published on
BYGL MailBag: April 10, 2020
Name That Pathogen
Backyard Beauty and Beyond
Plant Profile: Chinese/Saucer Magnolia by Claudia Winslett
Secrest Arboretum: April 4 Version
A Sentinel Plant Pathologist: Enrico Bonello
The Rose Garden: And It's Not About The Genus Rosa
Point Counter Point: What's In a Name - Dutch Elm Disease
Loebner Magnolias Bloom in Columbus
Squirrely - and Other Behavior
Secrest Arboretum: Marches On
BYGL Mailbag
Planetree Questions II: The Final Five
Ten Questions About Planetrees: The First Five
Secrest Arboretum: Spring Has Sprung
Crocus By Other Names
Infectious Disease Host Range: How Wide Can It Be?
Secrest Arboretum: Just Before Spring
Pathogen vs. Disease: Why Terms Matter
Plants From All Over Program
Hemlock Woolly Adegid – A 2019 update
Sustainable Landscape Workshop: September 3
Ohio Plant Diagnostic Workshop, September 6
Humboldt Sestercentennial
Diagnostics: It's the Environment, Man
Perspectives on Sudden Oak Death (SOD)
Aesculus Disease Genetics: Buckeye (D)NAtion
Fruit Cracking of Cherry
A Walk in the Arden...
The Natural...and Unnatural History of Trees