When to plant in Grove City, OH
USDA Zone 6bHere are the average frost dates, USDA hardiness zone, and a month-by-month planting calendar for Grove City, Ohio — all computed from Grove City's nearest NOAA weather station.
Zone 6b means Grove City sees real winter cold, but a good range of perennials survive; the frost dates above govern when annual vegetables go out.
The average first fall frost in Grove City is now 5 days later than in the 1981–2010 normals. See how frost dates are shifting nationwide →
Frost probability
COLUMBUS-VALLEY CROSSING · 1991–2020The date the last spring and first fall frost occur, by threshold and probability. A 90% date is later in spring — and earlier in fall — than a 10% date; the 50% · 32°F row is what most gardeners plan around. These are Grove City’s own odds, recorded at COLUMBUS-VALLEY CROSSING.
| Threshold | SPRING 10% | SPRING 50% | SPRING 90% | FALL 10% | FALL 50% | FALL 90% |
|---|---|---|---|---|---|---|
| 36°F | May 17 | May 2 | Apr 20 | Sep 25 | Oct 8 | Oct 22 |
| 32°F | May 8 | Apr 23 | Apr 11 | Oct 6 | Oct 19 | Nov 1 |
| 28°F | Apr 25 | Apr 12 | Mar 31 | Oct 16 | Oct 30 | Nov 12 |
Download this table as CSV ↓ — every threshold and probability, plus this city’s planting-window dates.
What to plant now
TODAY · JULY 19Full-year planting calendar
Each bar is the exact window to take a planting action in Grove City, drawn to the day from the local frost dates. The dashed line is today.
Nearby weather stations
3 within 21 km · complete 32°F normalsWhen stations disagree by more than a few days, that spread is real microclimate variation — elevation, water, urban heat. Judge which station best matches your own yard.
Grove City planting FAQ
When is the last spring frost in Grove City, OH?
Plan for the last spring frost in Grove City around April 23 (the date it has a 50% chance of a 32°F freeze). Anything frost-sensitive should go out after it.
When is the first fall frost in Grove City, OH?
In Grove City, the first 32°F freeze of fall lands around October 19 on average. Time your last harvests and any season-extension cover before it.
What hardiness zone is Grove City in?
Grove City is in USDA hardiness zone 6b. In zone 6b, winters are moderate — most common vegetables grow well in season.
How long is the growing season in Grove City?
There are roughly 179 frost-free days in Grove City (a moderate growing season), running from the average last frost around April 23 to the first fall frost near October 19.
When should I plant tomatoes in Grove City?
In Grove City, start tomato seeds indoors around February 26–March 12, then transplant seedlings outdoors around April 30 once the danger of frost has passed.
Never miss a window in Grove City
An email when it’s time to start seeds, transplant, and sow — timed to Grove City’s frost dates. Double opt-in, one-click unsubscribe, no spam.
Nearby cities
8 within reach- Columbus · 15 km
- Bexley · 16 km
- Upper Arlington · 18 km
- Whitehall · 19 km
- Hilliard · 20 km
- Canal Winchester · 21 km
- Gahanna · 25 km
- Worthington · 26 km
Frost dates recorded at COLUMBUS-VALLEY CROSSING, 13 km from the city center · 1991–2020 NOAA climate normals · zone from the USDA/PRISM 2023 map. How we compute this.
BlissGarden. "When to Plant in Grove City, OH — Frost Dates & Zone 6b." Frost normals: NOAA NCEI U.S. Climate Normals 1991–2020, station USC00331783. Retrieved from https://blissgarden.com/ohio/grove-city.