When to Plant Garlic in Ohio
Direct Sow Outdoors
Friday, April 10, 2026
State
Ohio
USDA Zones
5b, 6a, 6b, 7a
Avg Last Frost
Friday, April 10, 2026
Cities Covered
1059
Ohio Planting Schedule by Zone
Ohio spans 4 zones — find yours below for the most accurate dates.
| Zone | Last Frost | Direct Sow |
|---|---|---|
| 5b | Saturday, April 25, 2026 | Saturday, April 25, 2026 |
| 6a | Monday, April 20, 2026 | Monday, April 20, 2026 |
| 6b | Wednesday, April 15, 2026 | Wednesday, April 15, 2026 |
| 7a | Friday, April 10, 2026 | Friday, April 10, 2026 |
Dates based on average last frost. Check your local forecast before planting.
🌿 About Garlic
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Growing Garlic in Ohio: Complete Guide
Garlic (Allium sativum) is a crop that grows best when sown directly in the garden. In Ohio, the right time to direct sow is around Friday, April 10, 2026, once soil temperatures are consistently warm enough for germination.
Because Ohio stretches across 4 USDA hardiness zones (5b, 6a, 6b, 7a), planting windows can shift by as much as two to four weeks from one end of the state to the other. Gardeners in the warmer southern zones can start earlier, while those in cooler northern zones should wait until the zone table above shows their last frost has passed.
With 240 days to maturity, Garlic fits comfortably within Ohio's growing season in most zones. In the warmest parts of the state, a second planting later in the season may be possible.
Garlic requires full sun (6+ hours) and low to moderate moisture. Most of Ohio receives adequate sunlight during the growing season, though gardeners in humid eastern regions should watch for fungal issues and ensure good air circulation.
For the most precise planting dates tailored to your exact location, enter your ZIP code on our planting calendar or use the zone table above to find the schedule for your area of Ohio.
Growing Garlic in Ohio: Local Tips
Climate-specific advice for Ohio gardeners.
October is the Midwest sweet spot
Plant in October — after the first frost but before the ground freezes — in Ohio, Illinois, Indiana, and Michigan; Porcelain types (Music, Romanian Red) produce large, well-flavored bulbs.
Frequently Asked Questions
When should I plant Garlic in Ohio?
In Ohio, direct sow Garlic outdoors around Friday, April 10, 2026. Ohio spans zones 5b–7a, so gardeners in warmer zones can plant earlier.
What is the last frost date in Ohio?
Ohio spans 4 USDA zones (5b, 6a, 6b, 7a), so last frost dates vary by region. Sparta (5b) sees frost until around Saturday, April 25, 2026, while Cleveland, Lakewood, Rocky River (7a) is frost-free much earlier.
How long does Garlic take to grow in Ohio?
Garlic takes about 240 days from transplant (or direct sow) to harvest. In Ohio's longer-season zones, a second planting in late summer may be possible.
What USDA zones does Ohio cover for Garlic?
Ohio includes zones 5b, 6a, 6b, 7a. Garlic grows well across all of these zones with adjusted timing — use the zone table above to find the right dates for your part of the state.
Find Precise Dates for Your City
Select a city for exact planting dates based on local frost records.