Valley Grows calendar
Here are upcoming gardening events through the Ohio State University Extension Office. For more information and a complete list, contact:
• OSU Mahoning County Extension Office, 490 S. Broad St., Canfield. 330-533-5538. Office hours are 8:30 a.m. to 4:30 p.m. Monday through Thursday.
• OSU Trumbull County Extension Office, 520 W. Main St. Suite 1, Cortland. 330-638-6783. Office hours are 8:30 a.m. to 4:30 p.m. Monday through Thursday.
Plant and Pest Clinic
You can submit your questions by calling the office at 330-533-5538 or emailing us at mahoningclinic@osu.edu. Please attach photos and add any information that would help research your plant and pest questions. The clinic is open April through October, Monday and Thursday 9 a.m. to noon. Walk-ins are welcome.
Growing Degree Days
What: Learn how to use Growing Degree Days to manage pests and time herbicide applications. And learn about Phenology, which is another way to access nature’s calendar.
When: 11 a.m. March 18
Where: Boardman Public Library, 7680 Glenwood Ave, Youngstown
Cost: Free. No registration is required
More information: Call 330-533-5538
Prehistoric People and Tools of Ohio
What: The Naturalist Series invites subject matter experts to share their knowledge and research regarding different aspects of nature. Topics range from animals, plants, insects and more. The presenter will be John Chuey from the Mahoning County Archaeological Society.
When: 6:30 p.m. March 18
Where: Ohio State University Extension, Mahoning County, 490 S. Broad St. Canfield
Cost: $5 per class or $30 for the entire 2026 series, which can be found on the OSU Extension website.
More information: https://go.osu.edu/prehistoricpeople
Agriseries: Local Foods and Farm Markets
What: Join OSU Extension Mahoning County, the Mahoning County Farm Bureau and the Mahoning County Soil & Water Conservation District for the 2026 Winter Agriculture Series. This series will feature speakers presenting on key agricultural topics on select Thursdays throughout the season.
When: 6 p.m. March 26
Cost: $5
Register: Call the Mahoning County Farm Bureau to register at 330-456-4889
10 Ways to Improve Your Vegetable Garden
What: Pollination, soils, watering and growing tips to improve your harvest and ways to get help to solve garden problems will be discussed.
When: 11 a.m. April 1
Where: Canfield Public Library, 43 W. Main St, Canfield
Cost: Free. No registration is required.
More information: Call 330-533-5538
Garden Art Series: Barn Quilt Painting
What: Learn practical techniques and fun hints to create a pleasing color palette pattern to complete an unsealed 24″ x 24″ barn quilt. All supplies are included.
When: 6:30 p.m. April 8
Where: OSU Extension Office, 490 S. Broad Street, Canfield
Cost: $25
More information: https://go.osu.edu/gardenartseries2026
The Fascinations with Hummingbirds
What: Learn about the remarkable journey “hummers” take each year and what we can do to entice them to our area with the food they need to survive and thrive.
When: 11 a.m. April 15
Where: Michael Kusalaba Library, 2815 Mahoning Ave., Youngstown
Cost: Free. No registration is required.
More information: Call 330-533-5538
Valley Grows Calendar
Here are upcoming gardening events through the Ohio State University Extension Office. For more information and a complete list, contact:
• OSU Mahoning County Extension Office, 490 S. Broad St., Canfield. 330-533-5538. Office hours are 8:30 a.m. to 4:30 p.m. Monday through Thursday.
• OSU Trumbull County Extension Office, 520 W. Main St. Suite 1, Cortland. 330-638-6783. Office hours are 8:30 a.m. to 4:30 p.m. Monday through Thursday.
Mahoning Plant and Pest Clinic
The clinic continues to address questions throughout the slower winter season as needed. You can submit your questions by calling the office at 330-533-5538 or emailing us at mahoningclinic@osu.edu. Please attach photos and add any information that would help research your plant and pest questions.
The Foundations of Gardening
What: Learn what makes a good soil and how to test & amend it to improve plant health and create a sustainable, enjoyable landscape for years to come.
When: 11 a.m. Wednesday
Where: Public Library of Youngstown and Mahoning County, Newport Branch, 3730 Market St., Youngstown
Cost: Free
More information: 330-533-5538
MVLNA Spring Clinic
What: The Mahoning Valley Landscape and Nursery Association (MVLNA) spring clinic, featuring a full day of education, networking and industry updates. There will be an extensive lineup of speakers from The Ohio State University Extension and the green industry. Sessions will include a roundtable discussion on how MVLNA can better support members, along with updates on turf management, industrial vegetation control, ornamental insects and integrated pest management, and new trees and shrubs for the landscape. Attendees also will have the opportunity to explore a tradeshow featuring vendor displays and the latest industry products and services.
When: 7:30 a.m. to 3 p.m. Wednesday
Where: Ohio State University Extension, Mahoning County, 490 S. Broad St. Canfield
Cost: $65 for members of MVLNA, Friends of Fellows Riverside Gardens, Garden Clubs or Master Gardeners and $90 for non-members
More information: Call Mary Jan Perdulla at 330-501-6756.
Prehistoric People and Tools
What: The Naturalist Series invites subject matter experts to share their knowledge and research regarding different aspects of nature. Topics range from animals, plants, insects and more. The presenter will be John Chuey from the Mahoning County Archaeological Society.
When: 6:30 p.m. March 18
Where: Ohio State University Extension, Mahoning County, 490 S. Broad St. Canfield
Cost: $5 per class or $30 for the entire 2026 series, which can be found on the OSU Extension website.
More information: https://go.osu.edu/prehistoricpeople
Local Foods and Farm Markets
What: Join OSU Extension Mahoning County, the Mahoning County Farm Bureau and the Mahoning County Soil & Water Conservation District for the 2026 Winter Agriculture Series. This series will feature speakers presenting on key agricultural topics on select Thursdays throughout the season.
When: 6 p.m. March 26
Cost: $5
Register: Call the Mahoning County Farm Bureau to register at 330-456-4889