Here are upcoming gardening events through the Ohio State University Mahoning County Extension Office. Contact the Extension Office, 490 S. Broad St., Canfield, at 330-533-5538.

Plant and Pest Clinic

What: Stop by to ask questions or drop off samples.

When: Hours vary during winter months.

Where: OSU Extension-Mahoning County, 490 S. Broad St., Canfield

Info: 330-533-5538; http://go.osu.edu/mahoningclinic

New Applicator Training

What: Become a certified pesticide applicator. Discuss study topics, common questions and test day preparation strategies.

When: 6 p.m. today

Where: OSU Extension-Mahoning County, 490 S. Broad St., Canfield

Info: 330-638-6783.

Top 10 Diseases of Backyard Poultry

What: Find out the 10 most common diseases of backyard poultry and how to prevent them.

When: 6 p.m., Tuesday

Where: OSU Extension-Mahoning County, 490 S. Broad St., Canfield

Cost: Free

Info and registration: 330-533-5538, https://go.osu.edu/topten

Wednesdays in the Garden:

Growing and Preserving Tomatoes

When: 6 p.m., Wednesday

Where: Trumbull County Extension Office conference room, 520 W Main St., Ste 1, Cortland

Cost: Free

Info: 330-638-6783

Mahoning County

For a complete list of events, visit https://mahoning.osu.edu/events.