When to plant in Cayce, SC
USDA Zone 8bEverything below — frost dates, hardiness zone, and what to plant when in Cayce, South Carolina — is derived from the closest NOAA station with complete climate normals.
With about 251 frost-free days, Cayce supports back-to-back plantings; stagger sowings every few weeks to keep beds productive spring through fall. In zone 8b, Cayce supports a wide range of perennials year-round; the frost dates above are what set your annual vegetable timing.
Frost probability
COLUMBIA OWENS DWTN AP · 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 Cayce’s own odds, recorded at COLUMBIA OWENS DWTN AP.
| Threshold | SPRING 10% | SPRING 50% | SPRING 90% | FALL 10% | FALL 50% | FALL 90% |
|---|---|---|---|---|---|---|
| 36°F | Apr 10 | Mar 27 | Mar 8 | Oct 28 | Nov 8 | Nov 21 |
| 32°F | Mar 31 | Mar 13 | Feb 21 | Nov 5 | Nov 19 | Dec 8 |
| 28°F | Mar 18 | Feb 24 | Jan 28 | Nov 15 | Dec 4 | Jan 4 |
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 Cayce, drawn to the day from the local frost dates. The dashed line is today.
Nearby weather stations
3 within 7 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.
Cayce planting FAQ
When is the last spring frost in Cayce, SC?
Plan for the last spring frost in Cayce around March 13 (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 Cayce, SC?
In Cayce, the first 32°F freeze of fall lands around November 19 on average. Time your last harvests and any season-extension cover before it.
What hardiness zone is Cayce in?
Cayce is in USDA hardiness zone 8b. In zone 8b, winters are mild — many tender perennials overwinter here.
How long is the growing season in Cayce?
Cayce has about 251 frost-free days — a long growing season — between the average last spring frost (March 13) and first fall frost (November 19).
When should I plant tomatoes in Cayce?
For Cayce, sow tomatoes indoors about January 16–January 30 and move the seedlings out around March 20, after the last spring frost.
Never miss a window in Cayce
An email when it’s time to start seeds, transplant, and sow — timed to Cayce’s frost dates. Double opt-in, one-click unsubscribe, no spam.
Nearby cities
8 within reach- West Columbia · 7 km
- Oak Grove · 11 km
- Forest Acres · 11 km
- St. Andrews · 13 km
- Seven Oaks · 14 km
- Columbia · 16 km
- Dentsville · 16 km
- Lexington · 17 km
Frost dates recorded at COLUMBIA OWENS DWTN AP, 5 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 Cayce, SC — Frost Dates & Zone 8b." Frost normals: NOAA NCEI U.S. Climate Normals 1991–2020, station USW00053867. Retrieved from https://blissgarden.com/south-carolina/cayce.