When to plant in Brunswick, OH
USDA Zone 6bBrunswick, Ohio frost dates, USDA zone, and a full-year planting calendar, drawn from the nearest NOAA station and tuned to the local season.
Brunswick's nearest full-normals station sits about 19 km out, so treat these as a close estimate — local microclimate can nudge your first and last frost. Zone 6b means Brunswick sees real winter cold, but a good range of perennials survive; the frost dates above govern when annual vegetables go out.
Frost probability
CLEVELAND · 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 Brunswick’s own odds, recorded at CLEVELAND.
| Threshold | SPRING 10% | SPRING 50% | SPRING 90% | FALL 10% | FALL 50% | FALL 90% |
|---|---|---|---|---|---|---|
| 36°F | May 17 | Apr 30 | Apr 17 | Oct 7 | Oct 22 | Nov 3 |
| 32°F | May 5 | Apr 20 | Apr 4 | Oct 21 | Nov 3 | Nov 17 |
| 28°F | Apr 21 | Apr 5 | Mar 22 | Nov 1 | Nov 13 | Nov 29 |
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 Brunswick, drawn to the day from the local frost dates. The dashed line is today.
Nearby weather stations
3 within 25 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.
Brunswick planting FAQ
When is the last spring frost in Brunswick, OH?
On average, the last spring frost in Brunswick is around April 20 (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 Brunswick, OH?
The first fall frost in Brunswick typically arrives around November 3 (50% probability at 32°F). Harvest or protect frost-sensitive crops before then.
What hardiness zone is Brunswick in?
Brunswick 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 Brunswick?
There are roughly 197 frost-free days in Brunswick (a moderate growing season), running from the average last frost around April 20 to the first fall frost near November 3.
When should I plant tomatoes in Brunswick?
In Brunswick, start tomato seeds indoors around February 23–March 9, then transplant seedlings outdoors around April 27 once the danger of frost has passed.
Never miss a window in Brunswick
An email when it’s time to start seeds, transplant, and sow — timed to Brunswick’s frost dates. Double opt-in, one-click unsubscribe, no spam.
Nearby cities
8 within reach- Strongsville · 8 km
- North Royalton · 10 km
- Medina · 13 km
- Middleburg Heights · 14 km
- Broadview Heights · 14 km
- Berea · 14 km
- Parma Heights · 16 km
- Parma · 17 km
Frost dates recorded at CLEVELAND, 19 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 Brunswick, OH — Frost Dates & Zone 6b." Frost normals: NOAA NCEI U.S. Climate Normals 1991–2020, station USW00014820. Retrieved from https://blissgarden.com/ohio/brunswick.