Clarks Hill, SC frost dates
Last spring frostMar 15median date
First fall frostNov 18median date
Growing season248 daysfrost-free
Hardiness zone8bZone 8b
How Clarks Hill compares
- In 8 years out of 10, the last spring frost in Clarks Hill falls between February 22 and April 3, a 40-day window. The first fall frost falls between November 3 and December 12.
- The median last frost is 10 days earlier than the South Carolina median of Mar 25.
- Its 248-day growing season is longer than 81% of the 375 South Carolina places with a regular frost season (state median 228 days).
- The last frost is typical for zone 8b, where the median is Mar 16.
- The weather station records an average of 57 nights a year at or below 32°F.
- Compared with Columbia, SC, 113 km away, the last frost here is 1 day earlier than there and the growing season is 3 days longer.
Frost probability
| Chance of frost after | Date |
|---|---|
| 90% (early) | February 22 |
| 50% (median) | March 15 |
| 10% (safe for tender plants) | April 3 |
| Chance of frost before | Date |
|---|---|
| 10% (early) | November 3 |
| 50% (median) | November 18 |
| 90% (late) | December 12 |
Frost here means 32°F (0°C). A median date means half of years have their last frost earlier and half later.
Planting calendar for Clarks Hill, SC
Clarks Hill, SC frost dates — last frost Mar 15, first frost Nov 18, zone 8b. whenisthelastfrost.com
Crop
JFMAMJJASOND
Start indoors: Dec 21 to Jan 4Start indoors: Dec 21 to Jan 4Transplant outside: Feb 15 to Mar 1
Start indoors: Jan 4 to Jan 18Transplant outside: Mar 29 to Apr 12
Start indoors: Jan 4 to Jan 18Transplant outside: Mar 29 to Apr 12
Start indoors: Jan 18 to Feb 1Transplant outside: Mar 22 to Apr 5
Start indoors: Jan 18 to Feb 1Transplant outside: Feb 22 to Mar 8Sow outdoors: Feb 15 to Mar 22Plant for fall: Sep 23 to Oct 21
Start indoors: Jan 18 to Feb 1Transplant outside: Feb 15 to Mar 1Sow outdoors: Feb 15 to Mar 1Plant for fall: Sep 9 to Sep 30
Start indoors: Jan 18 to Feb 1Transplant outside: Mar 1 to Mar 15Plant for fall: Aug 12 to Sep 2
Start indoors: Jan 18 to Feb 1Transplant outside: Feb 22 to Mar 8Plant for fall: Aug 12 to Sep 2
Start indoors: Jan 18 to Feb 1Transplant outside: Mar 1 to Mar 15Plant for fall: Aug 12 to Sep 2
Start indoors: Feb 1 to Feb 15Transplant outside: Apr 5 to Apr 19Sow outdoors: Apr 5 to Apr 19
Start indoors: Feb 1 to Feb 15Transplant outside: Mar 22 to Apr 5
Sow outdoors: Feb 1 to Feb 22Plant for fall: Aug 26 to Sep 16
Sow outdoors: Feb 1 to Feb 22Plant for fall: Sep 23 to Oct 14
Sow outdoors: Feb 8 to Mar 22Plant for fall: Oct 7 to Oct 28
Start indoors: Feb 15 to Feb 22Transplant outside: Mar 29 to Apr 5Sow outdoors: Mar 22 to Apr 5Plant for fall: Sep 2 to Sep 16
Start indoors: Feb 15 to Feb 22Sow outdoors: Mar 22 to Apr 5Plant for fall: Sep 9 to Sep 23
Start indoors: Feb 15 to Feb 22Sow outdoors: Mar 22 to Apr 5
Start indoors: Feb 15 to Feb 22Transplant outside: Mar 29 to Apr 12
Sow outdoors: Feb 22 to Mar 22Plant for fall: Aug 26 to Sep 9
Sow outdoors: Feb 22 to Mar 22Plant for fall: Sep 9 to Sep 23
Sow outdoors: Feb 22 to Mar 15
Sow outdoors: Mar 1 to Mar 29Plant for fall: Sep 9 to Sep 23
Sow outdoors: Mar 1 to Mar 22Plant for fall: Sep 23 to Oct 14
Sow outdoors: Mar 22 to Apr 12Plant for fall: Sep 2 to Sep 16
Sow outdoors: Mar 22 to Apr 5
Transplant outside: Mar 29 to Apr 19
Plant for fall: Nov 4 to Dec 9
Start indoorsTransplant outsideSow outdoorsPlant for fallMedian frost dates
When to plant vegetables in Clarks Hill, SC
| Crop | Start indoors | Transplant | Sow outdoors | Fall crop |
|---|---|---|---|---|
| Onions | Dec 21 – Jan 4 | Feb 15 – Mar 1 | — | — |
| Peppers | Jan 4 – Jan 18 | Mar 29 – Apr 12 | — | — |
| Eggplant | Jan 4 – Jan 18 | Mar 29 – Apr 12 | — | — |
| Tomatoes | Jan 18 – Feb 1 | Mar 22 – Apr 5 | — | — |
| Lettuce | Jan 18 – Feb 1 | Feb 22 – Mar 8 | Feb 15 – Mar 22 | Sep 23 – Oct 21 |
| Kale | Jan 18 – Feb 1 | Feb 15 – Mar 1 | Feb 15 – Mar 1 | Sep 9 – Sep 30 |
| Broccoli | Jan 18 – Feb 1 | Mar 1 – Mar 15 | — | Aug 12 – Sep 2 |
| Cabbage | Jan 18 – Feb 1 | Feb 22 – Mar 8 | — | Aug 12 – Sep 2 |
| Cauliflower | Jan 18 – Feb 1 | Mar 1 – Mar 15 | — | Aug 12 – Sep 2 |
| Okra | Feb 1 – Feb 15 | Apr 5 – Apr 19 | Apr 5 – Apr 19 | — |
| Basil | Feb 1 – Feb 15 | Mar 22 – Apr 5 | — | — |
| Peas | — | — | Feb 1 – Feb 22 | Aug 26 – Sep 16 |
| Spinach | — | — | Feb 1 – Feb 22 | Sep 23 – Oct 14 |
| Radishes | — | — | Feb 8 – Mar 22 | Oct 7 – Oct 28 |
| Cucumbers | Feb 15 – Feb 22 | Mar 29 – Apr 5 | Mar 22 – Apr 5 | Sep 2 – Sep 16 |
| Zucchini & Summer Squash | Feb 15 – Feb 22 | — | Mar 22 – Apr 5 | Sep 9 – Sep 23 |
| Winter Squash & Pumpkins | Feb 15 – Feb 22 | — | Mar 22 – Apr 5 | — |
| Melons & Watermelon | Feb 15 – Feb 22 | Mar 29 – Apr 12 | — | — |
| Carrots | — | — | Feb 22 – Mar 22 | Aug 26 – Sep 9 |
| Beets | — | — | Feb 22 – Mar 22 | Sep 9 – Sep 23 |
| Potatoes | — | — | Feb 22 – Mar 15 | — |
| Swiss Chard | — | — | Mar 1 – Mar 29 | Sep 9 – Sep 23 |
| Cilantro | — | — | Mar 1 – Mar 22 | Sep 23 – Oct 14 |
| Green Beans | — | — | Mar 22 – Apr 12 | Sep 2 – Sep 16 |
| Sweet Corn | — | — | Mar 22 – Apr 5 | — |
| Sweet Potatoes | — | Mar 29 – Apr 19 | — | — |
| Garlic | — | — | — | Nov 4 – Dec 9 |
Dates come from the median frost dates and common extension-service timing. Adjust for your soil temperature, microclimate and the varieties you grow.
About these dates
Based on 1991–2020 NOAA climate normals for the Clarks Hill 1 W, SC weather station, 4 km away (elevation 400 ft (122 m)).
Frost dates near Clarks Hill
- Modoc Mar 15 · Nov 18
- Parksville Mar 15 · Nov 18
- North Augusta Feb 27 · Dec 4
- Plum Branch Mar 28 · Nov 7
- Edgefield Mar 16 · Nov 13
- Trenton Mar 26 · Nov 8
- Mc Cormick Mar 28 · Nov 7
- Bath Apr 9 · Nov 1
- Clearwater Apr 9 · Nov 1
- Vaucluse Apr 9 · Nov 1
Frequently asked questions
When is the last frost in Clarks Hill, SC?
The median last spring frost in Clarks Hill, SC is March 15. There is still about a 10% chance of frost after April 3, so wait until then to plant frost-tender crops like tomatoes and peppers.
When is the first frost in Clarks Hill, SC?
The median first fall frost is November 18, with about a 10% chance of frost before November 3.
How long is the growing season in Clarks Hill, SC?
About 248 days between the median last spring frost and first fall frost.
What planting zone is Clarks Hill, SC?
Clarks Hill, SC is in USDA hardiness zone 8b.