What to Plant in September in Ohio

Your September planting guide for Ohio (USDA Zones 5–6, typically Zone 6). We've broken out activities by zone — jump to yours below.

Growing season varies across Zones 5–6 — 155–180 days. Pick the zone that matches your part of the state.

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Start Indoors

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Transplant Outdoors

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Direct Sow

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980

Harvest

Ohio · Zones 5–6

Zone 6 September guide

Zone 3 Zone 4 Zone 5 Zone 6 Zone 7 Zone 8 Zone 9 Zone 10

← Aug

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Oct →

Zone 6 — September in Ohio★ Most of OH

978 varieties active · Last frost April 15 · 180-day season

🏠 Indoor 57🧺 Harvest 978

Full Zone 6 guide →

Ace 55

Tomatoes · 80-85d

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Ace 56

Tomatoes · 70-75d

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Acorn Squash (Table Queen)

Squash & Cucumbers · 85-100d

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Affirmed

Beans & Legumes · 56d

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Ailsa Craig Onion

Root Vegetables · 110d

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Ailsa Craig Sweet Onion

Alliums · 110-120d

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Aji Dulce 'Venezuelan Sweet'

Peppers · 85-95d

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Albion

Root Vegetables · 120d

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+ 970 more Zone 6 varieties for September →

Zone 5 — September in Ohio

963 varieties active · Last frost April 30 · 155-day season

🏠 Indoor 57🧺 Harvest 963

Full Zone 5 guide →