When to plant in Marysville, OH
USDA Zone 6aMarysville, Ohio frost dates, USDA zone, and a full-year planting calendar, drawn from the nearest NOAA station and tuned to the local season.
Zone 6a means Marysville sees real winter cold, but a good range of perennials survive; the frost dates above govern when annual vegetables go out.
Frost probability
MARYSVILLE · 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 Marysville’s own odds, recorded at MARYSVILLE.
| Threshold | SPRING 10% | SPRING 50% | SPRING 90% | FALL 10% | FALL 50% | FALL 90% |
|---|---|---|---|---|---|---|
| 36°F | May 15 | Apr 30 | Apr 17 | Sep 30 | Oct 14 | Oct 27 |
| 32°F | May 5 | Apr 19 | Apr 5 | Oct 13 | Oct 26 | Nov 7 |
| 28°F | Apr 22 | Apr 7 | Mar 23 | Oct 25 | Nov 6 | Nov 21 |
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 Marysville, drawn to the day from the local frost dates. The dashed line is today.
Nearby weather stations
3 within 35 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.
Marysville planting FAQ
When is the last spring frost in Marysville, OH?
On average, the last spring frost in Marysville is around April 19 (50% probability at 32°F, from 1991–2020 NOAA normals). Wait until after this date to set out tender plants like tomatoes and peppers.
When is the first fall frost in Marysville, OH?
In Marysville, the first 32°F freeze of fall lands around October 26 on average. Time your last harvests and any season-extension cover before it.
What hardiness zone is Marysville in?
Marysville is in USDA hardiness zone 6a. In zone 6a, winters are moderate — most common vegetables grow well in season.
How long is the growing season in Marysville?
There are roughly 190 frost-free days in Marysville (a moderate growing season), running from the average last frost around April 19 to the first fall frost near October 26.
When should I plant tomatoes in Marysville?
In Marysville, start tomato seeds indoors around February 22–March 8, then transplant seedlings outdoors around April 26 once the danger of frost has passed.
Never miss a window in Marysville
An email when it’s time to start seeds, transplant, and sow — timed to Marysville’s frost dates. Double opt-in, one-click unsubscribe, no spam.
Nearby cities
8 within reach- Dublin · 21 km
- Powell · 23 km
- Delaware · 24 km
- Hilliard · 26 km
- Worthington · 31 km
- Upper Arlington · 32 km
- Urbana · 37 km
- London · 37 km
Frost dates recorded at MARYSVILLE, 7 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 Marysville, OH — Frost Dates & Zone 6a." Frost normals: NOAA NCEI U.S. Climate Normals 1991–2020, station USC00334979. Retrieved from https://blissgarden.com/ohio/marysville.