Northeast
University of Connecticut Plant Diagnostic Laboratory
University of Delaware – Plant Diagnostic Clinic
University of Maine Insect and Plant Disease Diagnostic Lab
University of Massachusetts (Amherst) Plant Diagnostics Laboratory
University of New Hampshire Plant Diagnostic Lab not accepting samples. Samples should be sent to UMaine diagnostic lab.
New York State Cornell University Plant Disease Diagnostic Clinic
Penn State (Pennsylvania) Plant Disease Clinic
University of Rhode Island Plant Protection Clinic
Rutgers (New Jersey) Plant Disease Laboratory
The University of Vermont Plant Diagnostic Clinic
West Virginia University Extension Plant Diagnostic Clinic
Midwest
University of Illinois Plant Clinic
Indiana – Purdue University Plant and Pest Diagnostic Laboratory
Iowa State University Plant and Insect Diagnostic Clinic
Kansas State University Extension Plant Pathology – Diagnostic Lab
Michigan State University Diagnostic Services
University of Minnesota Plant Disease Clinic
University of Missouri Plant Diagnostic Clinic
University of Nebraska – Lincoln Plant and Pest Diagnostic Clinic
North Dakota State University Plant Diagnostic Lab
The Ohio State University C. Wayne Ellett Plant and Pest Diagnostic Clinic
South Dakota State University Plant Diagnostic Clinic
The University of Wisconsin-Madison/Extension Plant Disease Diagnostics Clinic (PDDC)
South
Alabama Plant Diagnostic Lab at Auburn
Alabama Plant Diagnostic Lab at Birmingham
The Arkansas Plant Health Clinic
University of Delaware Plant Diagnostic Clinic
University of Florida Plant Diagnostic Center
University of Georgia Plant Disease Clinics
University of Kentucky Plant Disease Diagnostic Laboratories
Louisiana State University Plant Diagnostic Center
The University of Maryland Plant Diagnostic Laboratory
Mississippi State University Plant Disease Clinic
North Carolina State University Plant Disease & Insect Clinic
Oklahoma State University Plant Disease & Insect Diagnostic Lab
South Carolina – Clemson University Plant Problem Clinic
The University of Tennessee Soil, Plant and Pest Center
Texas A&M Plant Disease Diagnostic Lab
Virginia Tech Plant Disease Clinic
West
University of Alaska Fairbanks Pest Identification Services
Arizona Plant Diagnostic Network
University of California Davis Plant Disease Diagnostic Clinic
Colorado State University Plant Diagnostic Clinic
University of Hawaiʻi at Mānoa Agricultural Diagnostic Service Center
University of Idaho Identification and Diagnostic Services
Montana State University Schutter Diagnostic Lab
Nevada Department of Agriculture Laboratory Services
New Mexico State University Plant Diagnostic Clinic
Oregon State University Plant Pathology Diagnostic Services
Utah Plant Pest Diagnostic Lab
The Washington State University Plant Pest Diagnostic Clinic
University of Wyoming Extension – Plant Pathology Laboratory
