When to plant in Carthage, MO
USDA Zone 7aCarthage, Missouri frost dates, USDA zone, and a full-year planting calendar, drawn from the nearest NOAA station and tuned to the local season.
In zone 7a, Carthage supports a wide range of perennials year-round; the frost dates above are what set your annual vegetable timing.
The average last spring frost in Carthage is now 8 days earlier than in the 1981–2010 normals. See how frost dates are shifting nationwide →
Frost probability
CARTHAGE · 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 Carthage’s own odds, recorded at CARTHAGE.
| Threshold | SPRING 10% | SPRING 50% | SPRING 90% | FALL 10% | FALL 50% | FALL 90% |
|---|---|---|---|---|---|---|
| 36°F | May 2 | Apr 16 | Mar 31 | Oct 3 | Oct 17 | Nov 1 |
| 32°F | Apr 20 | Apr 4 | Mar 20 | Oct 13 | Oct 27 | Nov 12 |
| 28°F | Apr 10 | Mar 27 | Mar 7 | Oct 21 | Nov 5 | Nov 24 |
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 Carthage, drawn to the day from the local frost dates. The dashed line is today.
Nearby weather stations
3 within 18 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.
Carthage planting FAQ
When is the last spring frost in Carthage, MO?
Plan for the last spring frost in Carthage around April 4 (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 Carthage, MO?
The first fall frost in Carthage typically arrives around October 27 (50% probability at 32°F). Harvest or protect frost-sensitive crops before then.
What hardiness zone is Carthage in?
Carthage is in USDA hardiness zone 7a. In zone 7a, winters are moderate — most common vegetables grow well in season.
How long is the growing season in Carthage?
Carthage has about 206 frost-free days — a moderate growing season — between the average last spring frost (April 4) and first fall frost (October 27).
When should I plant tomatoes in Carthage?
For Carthage, sow tomatoes indoors about February 7–February 21 and move the seedlings out around April 11, after the last spring frost.
Never miss a window in Carthage
An email when it’s time to start seeds, transplant, and sow — timed to Carthage’s frost dates. Double opt-in, one-click unsubscribe, no spam.
Nearby cities
8 within reachFrost dates recorded at CARTHAGE, 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 Carthage, MO — Frost Dates & Zone 7a." Frost normals: NOAA NCEI U.S. Climate Normals 1991–2020, station USC00231356. Retrieved from https://blissgarden.com/missouri/carthage.