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Ohio planting dates

When to Plant Squash in Ohio

For squash in Ohio, spring planting starts between May 1 (Lawrence County) and May 15 (Allen County), according to Ohio State University Extension.

Photo: Squash plant with yellow blossoms and spreading stems in a straw-mulched garden. Mary O'Neill, Public domain, via Wikimedia Commons

Zucchini fruit on the plant

More planting dates for Ohio

Planting dates for each crop in Ohio, from the Ohio State University Extension calendar.

Tomatoes

Peppers

Potatoes

Sweet Corn

Green Beans

Cucumbers

Lettuce

Onions

Planting squash in Ohio: questions

When do you plant squash in Ohio?

For squash in Ohio, spring planting starts between May 1 (Lawrence County) and May 15 (Allen County), according to Ohio State University Extension.

Can I plant squash in the fall in Ohio?

The Ohio State University Extension calendar used here lists no fall window for squash.

How close to frost can I plant squash?

Use your county’s 10% last frost date on the Ohio frost dates page for a safe margin.

Where do these dates for squash come from?

Ohio Gardening Calendar.

How are the county dates set?

The zone of each county sets how early its spring dates are.

Photos: Squash plant with yellow blossoms and spreading stems in a straw-mulched garden: Mary O'Neill, Public domain, via Wikimedia Commons; Zucchini plant with a yellow flower: net_efekt from Oxford, UK, CC BY 2.0, via Wikimedia Commons; Zucchini fruit on the plant: Schlaghecken Josef, CC BY-SA 4.0, via Wikimedia Commons; Ripe red tomatoes on the vine: Softeis, CC BY-SA 3.0, via Wikimedia Commons; Pepper plant in a kitchen garden loaded with green, yellow and red peppers: NPS, Public domain, via Wikimedia Commons; Potato plant growing in a garden bed: Kolforn (Kolforn), CC BY-SA 4.0, via Wikimedia Commons; Tall corn plants with golden tassels against a summer sky in a field: inkknife_2000, CC BY-SA 2.0, via Wikimedia Commons; Clusters of long green bean pods hanging from a climbing bean vine: Nirajan_pant, CC BY-SA 3.0, via Wikimedia Commons; Cucumber plants growing in a greenhouse bed: HARTLEPOOLMARINA2014, CC BY-SA 4.0, via Wikimedia Commons; Green and red leaf lettuce heads growing along drip lines in a garden bed: Forest and Kim Starr, CC BY 3.0 US, via Wikimedia Commons; Long rows of green onion plants growing in sandy farm soil: ליזי שאנן, CC BY 2.5, via Wikimedia Commons.