When to plant in Sedalia, MO
USDA Zone 6bSedalia, Missouri frost dates, USDA zone, and a full-year planting calendar, drawn from the nearest NOAA station and tuned to the local season.
Zone 6b means Sedalia 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 Sedalia is now 5 days later than in the 1981–2010 normals. See how frost dates are shifting nationwide →
Frost probability
SEDALIA WTP · 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 Sedalia’s own odds, recorded at SEDALIA WTP.
| Threshold | SPRING 10% | SPRING 50% | SPRING 90% | FALL 10% | FALL 50% | FALL 90% |
|---|---|---|---|---|---|---|
| 36°F | May 12 | Apr 28 | Apr 12 | Sep 26 | Oct 11 | Oct 23 |
| 32°F | May 2 | Apr 18 | Apr 1 | Oct 6 | Oct 22 | Nov 1 |
| 28°F | Apr 22 | Apr 5 | Mar 19 | Oct 18 | Oct 31 | Nov 13 |
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 Sedalia, 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.
Sedalia planting FAQ
When is the last spring frost in Sedalia, MO?
Sedalia's average last spring frost falls near April 18 — the 50% mark at 32°F in the 1991–2020 normals. Hold tender transplants until the risk has passed, then plant out.
When is the first fall frost in Sedalia, MO?
The first fall frost in Sedalia typically arrives around October 22 (50% probability at 32°F). Harvest or protect frost-sensitive crops before then.
What hardiness zone is Sedalia in?
Sedalia 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 Sedalia?
There are roughly 187 frost-free days in Sedalia (a moderate growing season), running from the average last frost around April 18 to the first fall frost near October 22.
When should I plant tomatoes in Sedalia?
In Sedalia, start tomato seeds indoors around February 21–March 7, then transplant seedlings outdoors around April 25 once the danger of frost has passed.
Never miss a window in Sedalia
An email when it’s time to start seeds, transplant, and sow — timed to Sedalia’s frost dates. Double opt-in, one-click unsubscribe, no spam.
Nearby cities
8 within reach- Warrensburg · 43 km
- Marshall · 46 km
- Columbia · 83 km
- Grain Valley · 92 km
- Jefferson City · 93 km
- Blue Springs · 96 km
- Lee's Summit · 102 km
- Moberly · 105 km
Frost dates recorded at SEDALIA WTP, 4 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 Sedalia, MO — Frost Dates & Zone 6b." Frost normals: NOAA NCEI U.S. Climate Normals 1991–2020, station USC00237632. Retrieved from https://blissgarden.com/missouri/sedalia.