When to plant in Marshall, MO
USDA Zone 6bMarshall, 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 Marshall sees real winter cold, but a good range of perennials survive; the frost dates above govern when annual vegetables go out.
Frost probability
MARSHALL · 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 Marshall’s own odds, recorded at MARSHALL.
| Threshold | SPRING 10% | SPRING 50% | SPRING 90% | FALL 10% | FALL 50% | FALL 90% |
|---|---|---|---|---|---|---|
| 36°F | May 5 | Apr 21 | Apr 7 | Sep 28 | Oct 15 | Oct 27 |
| 32°F | Apr 27 | Apr 10 | Mar 27 | Oct 12 | Oct 24 | Nov 6 |
| 28°F | Apr 16 | Mar 31 | Mar 13 | Oct 22 | Nov 3 | Nov 18 |
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 Marshall, drawn to the day from the local frost dates. The dashed line is today.
Nearby weather stations
3 within 30 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.
Marshall planting FAQ
When is the last spring frost in Marshall, MO?
Marshall's average last spring frost falls near April 10 — 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 Marshall, MO?
In Marshall, the first 32°F freeze of fall lands around October 24 on average. Time your last harvests and any season-extension cover before it.
What hardiness zone is Marshall in?
Marshall 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 Marshall?
There are roughly 197 frost-free days in Marshall (a moderate growing season), running from the average last frost around April 10 to the first fall frost near October 24.
When should I plant tomatoes in Marshall?
In Marshall, start tomato seeds indoors around February 13–February 27, then transplant seedlings outdoors around April 17 once the danger of frost has passed.
Never miss a window in Marshall
An email when it’s time to start seeds, transplant, and sow — timed to Marshall’s frost dates. Double opt-in, one-click unsubscribe, no spam.
Nearby cities
8 within reach- Sedalia · 46 km
- Warrensburg · 60 km
- Moberly · 74 km
- Columbia · 78 km
- Grain Valley · 88 km
- Blue Springs · 93 km
- Excelsior Springs · 93 km
- Independence · 99 km
Frost dates recorded at MARSHALL, 3 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 Marshall, MO — Frost Dates & Zone 6b." Frost normals: NOAA NCEI U.S. Climate Normals 1991–2020, station USW00013991. Retrieved from https://blissgarden.com/missouri/marshall.