When to plant in Columbia, SC
USDA Zone 8bHere are the average frost dates, USDA hardiness zone, and a month-by-month planting calendar for Columbia, South Carolina — all computed from Columbia's nearest NOAA weather station.
In zone 8b, Columbia supports a wide range of perennials year-round; the frost dates above are what set your annual vegetable timing.
Frost probability
SANDHILL RSCH - ELGIN · 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 Columbia’s own odds, recorded at SANDHILL RSCH - ELGIN.
| Threshold | SPRING 10% | SPRING 50% | SPRING 90% | FALL 10% | FALL 50% | FALL 90% |
|---|---|---|---|---|---|---|
| 36°F | Apr 19 | Apr 3 | Mar 16 | Oct 21 | Nov 4 | Nov 19 |
| 32°F | Apr 10 | Mar 22 | Mar 2 | Nov 1 | Nov 15 | Dec 4 |
| 28°F | Mar 28 | Mar 8 | Feb 14 | Nov 12 | Nov 30 | Dec 28 |
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 Columbia, drawn to the day from the local frost dates. The dashed line is today.
Nearby weather stations
3 within 12 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.
Columbia planting FAQ
When is the last spring frost in Columbia, SC?
Columbia's average last spring frost falls near March 22 — 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 Columbia, SC?
In Columbia, the first 32°F freeze of fall lands around November 15 on average. Time your last harvests and any season-extension cover before it.
What hardiness zone is Columbia in?
Columbia is in USDA hardiness zone 8b. In zone 8b, winters are mild — many tender perennials overwinter here.
How long is the growing season in Columbia?
Columbia has about 238 frost-free days — a long growing season — between the average last spring frost (March 22) and first fall frost (November 15).
When should I plant tomatoes in Columbia?
For Columbia, sow tomatoes indoors about January 25–February 8 and move the seedlings out around March 29, after the last spring frost.
Never miss a window in Columbia
An email when it’s time to start seeds, transplant, and sow — timed to Columbia’s frost dates. Double opt-in, one-click unsubscribe, no spam.
Nearby cities
8 within reach- Dentsville · 6 km
- Forest Acres · 6 km
- Cayce · 16 km
- St. Andrews · 18 km
- West Columbia · 19 km
- Seven Oaks · 22 km
- Oak Grove · 23 km
- Irmo · 28 km
Frost dates recorded at SANDHILL RSCH - ELGIN, 11 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 Columbia, SC — Frost Dates & Zone 8b." Frost normals: NOAA NCEI U.S. Climate Normals 1991–2020, station USC00387666. Retrieved from https://blissgarden.com/south-carolina/columbia.