AGRICULTURAL FERTILIZER CERTIFICATION
Ohio Valley (South Central Ohio)
January 14, 2026
Fertilizer Recertification: 1 PM - 2 PM
Ross County Fairgrounds
344 Fairgrounds Rd Multi-purpose Building, Chillicothe, OH 45601
Ryan Slaughter email: slaughter.71@osu.edu
Phone: 740-702-3200
January 22, 2026
Fertilizer Recertification: 5 PM - 6 PM
Jackson County Extension Office
17 Standpipe Rd., Jackson, OH 45640
Josh Winters email: winters.249@osu.edu
Phone: 740-286-5044
January 28, 2026
Fertilizer Recertification: 5 PM - 6 PM
OSU South Centers
1864 Shyville Rd., Piketon, OH 45661
Amanda Perkins email: perkins.715@osu.edu
Phone: 740-289-4837
February 5, 2026
Fertilizer Recertification: 5 PM - 6 PM
Brown County Fairgrounds-Rhonemus Hall
325 West State Street., Bldg B, Georgetown, OH 45121
Trevor Corboy email: corboy.3@osu.edu
Phone: 937-378-6716
February 17, 2026
Fertilizer Recertification: 5 PM - 6 PM
Adams County Fairgrounds- Administration Building
836 Boyd Ave, West Union, OH 45693
Jennifer Stoneking email: stoneking.24@osu.edu
Phone: 937-544-2339
February 24, 2026
Fertilizer Recertification: 5 PM - 6 PM
OSU Extension Office - Gallia County
111 Jackson Pike, Suite 1572, Gallipolis, OH 45631
Tracy Winters email: winters.5@osu.edu
Phone: 740-446-7007
March 19, 2026
Fertilizer Recertification: 5 PM - 6 PM
Ross County Fairgrounds
344 Fairgrounds Rd Multi-purpose Building, Chillicothe, OH 45601
Ryan Slaughter email: slaughter.71@osu.edu
Phone: 740-702-3200
NEWS: Please contact your county office for information about meeting opportunities
Adams County - (Educator: Jenny Stoneking) 937-544-2339
Brown County (Educator: Trevor Corboy) - 937-378-6716
Gallia County (Educator: Tracy Winters) - 740-794-6004
Highland County (Educator: Ty Hamilton) - 937-393-1918
Jackson County (Educator: Josh Winters) - 740-688-5029
Lawrence County - 740-533-4322
Pike County (Educator: Amanda Perkins) - 740-688-5050
Ross County (Educator: Ryan Slaughter) - 740-702-3200
Scioto County - 740-354-7879
Vinton County (Educator: Jessica Burns) - 740-596-5212
Click here for combined pesticide recertification and agricultural fertilizer certification meetings