Gardening Questions

Call the Master Gardener Hot Line

Email the Master Gardener Diagnosticians

Search for Answers 24/7

You can find answers to your questions 24/7 by accessing Fact Sheets and other reports from universities across the country.  Search by plant, disease, insect or other relevant terms.  Use the links below to look up your search terms.

Plant and Pest Diagnostic Clinic:

Access to a complete diagnostic lab is available from The C. Wayne Ellett Plant and Pest Diagnostic Clinic. Fees vary by type of sample and tests requested.

Soil Testing:

Information and forms for soil testing are available from the University of Massachusettes Amherst Soil Testing Lab.

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Ohio State University Extension embraces human diversity and is committed to ensuring that all research and related educational programs are available to clientele on a nondiscriminatory basis without regard to race, color, religion, sex, age, national origin, sexual orientation, gender identity or expression, disability, or veteran status. This statement is in accordance with United States Civil Rights Laws and the USDA.

Keith L. Smith, Associate Vice President for Agricultural Administration; Associate Dean, College of Food, Agricultural, and Environmental Sciences; Director, Ohio State University Extension and Gist Chair in Extension Education and Leadership. TDD No. 800-589-8292 (Ohio only) or 614-292-1868.