When to plant in Hartsville, SC
Planting dates worked out from Hartsville's own frost records, not a generic zone chart.
Safe to plant out
Apr 14
1 year in 10 has a later frost
Average last frost
Mar 28
about a 50% chance of a later one
Average first fall frost
Nov 6
1 year in 10 by Oct 25
Frost-free days
220
median, 1991–2020
Station used: Hartsville · 3.3 km away · station 56 m, town 66 m. How we match towns to stations
This season
Plan your garden.
Planting dates for common crops
| Crop | Start indoors | Plant out or sow | Harvest from |
|---|---|---|---|
| Tomato | Feb 17 – Mar 3 | Apr 14 – Apr 28 | Jun 8 |
| Sweet pepper | Feb 3 – Feb 17 | Apr 14 – Apr 28 | Jun 13 |
| Lettuce (leaf) | Jan 24 – Jan 31 | Feb 28 – Mar 14 | Apr 9 |
| Peas | — | Feb 14 – Mar 14 | Apr 10 |
| Bush beans | — | Apr 7 – Apr 28 | May 27 |
| Carrot | — | Mar 7 – Apr 18 | May 6 |
| Beet | — | Feb 28 – Apr 11 | Apr 19 |
| Potato | — | Mar 7 – Mar 28 | May 16 |
| Kale | Jan 17 – Jan 31 | Feb 28 – Mar 14 | Apr 12 |
| Broccoli | Jan 17 – Jan 31 | Feb 28 – Mar 21 | Apr 29 |
| Cucumber | Mar 17 – Mar 24 | Apr 14 – Apr 28 | Jun 3 |
| Summer squash and zucchini | Mar 17 – Mar 24 | Apr 14 – Apr 28 | May 29 |
| Winter squash | Mar 17 – Mar 24 | Apr 14 – Apr 28 | Jul 3 |
| Sweet corn | — | Apr 7 – Apr 28 | Jun 6 |
| Onion (from sets) | — | Feb 28 – Mar 21 | May 29 |
| Garlic | — | Oct 23 – Nov 20 (fall) | following summer |
| Spinach | — | Feb 14 – Mar 14 | Mar 24 |
| Basil | Mar 3 – Mar 17 | Apr 14 – Apr 28 | Jun 10 |
Hartsville's weather over time
How the growing season has shifted here, year by year, from the station's own records.
Each year's last spring frostLong-term trend
See the data as a table
| Year | Last spring frost |
|---|---|
| 1995 | Mar 12 |
| 1996 | Apr 11 |
| 1997 | Mar 17 |
| 1998 | Mar 14 |
| 1999 | Mar 17 |
| 2000 | Mar 14 |
| 2001 | Apr 19 |
| 2002 | Mar 24 |
| 2003 | Apr 1 |
| 2004 | Apr 5 |
| 2005 | Mar 15 |
| 2006 | Mar 27 |
| 2007 | Apr 11 |
| 2008 | Apr 17 |
| 2009 | Apr 9 |
| 2010 | Mar 9 |
| 2011 | Apr 7 |
| 2012 | Mar 7 |
| 2013 | Mar 30 |
| 2014 | Mar 28 |
| 2015 | Mar 30 |
| 2016 | Apr 11 |
| 2017 | Mar 21 |
| 2018 | Apr 18 |
| 2019 | Apr 3 |
| 2020 | Mar 9 |
| 2021 | Apr 22 |
| 2022 | Mar 29 |
| 2023 | Mar 22 |
| 2024 | Feb 23 |
| 2025 | Mar 8 |
| 2026 | Mar 30 |
Each year's frost-free daysLong-term trend
See the data as a table
| Year | Frost-free days |
|---|---|
| 1995 | 237 |
| 1996 | 205 |
| 1997 | 243 |
| 1998 | 237 |
| 1999 | 231 |
| 2000 | 209 |
| 2002 | 238 |
| 2003 | 226 |
| 2004 | 223 |
| 2006 | 210 |
| 2007 | 209 |
| 2008 | 194 |
| 2009 | 210 |
| 2010 | 243 |
| 2011 | 205 |
| 2012 | 238 |
| 2013 | 209 |
| 2014 | 219 |
| 2015 | 203 |
| 2016 | 222 |
| 2017 | 243 |
| 2018 | 212 |
| 2019 | 219 |
| 2020 | 238 |
| 2021 | 207 |
| 2022 | 203 |
| 2023 | 225 |
| 2024 | 271 |
| 2025 | 247 |
Each year's average temperature, April to SeptemberLong-term trend
See the data as a table
| Year | Growing-season temperature |
|---|---|
| 1995 | 23.9 °C |
| 1996 | 23.4 °C |
| 1997 | 21.7 °C |
| 1998 | 23.7 °C |
| 1999 | 23.4 °C |
| 2000 | 23.0 °C |
| 2001 | 22.8 °C |
| 2002 | 24.1 °C |
| 2003 | 23.0 °C |
| 2004 | 23.7 °C |
| 2005 | 22.6 °C |
| 2006 | 22.5 °C |
| 2007 | 23.2 °C |
| 2008 | 22.9 °C |
| 2009 | 23.1 °C |
| 2010 | 24.7 °C |
| 2011 | 24.2 °C |
| 2012 | 23.5 °C |
| 2013 | 22.8 °C |
| 2014 | 23.6 °C |
| 2015 | 24.2 °C |
| 2016 | 24.3 °C |
| 2017 | 24.0 °C |
| 2018 | 24.5 °C |
| 2019 | 24.8 °C |
| 2020 | 23.2 °C |
| 2021 | 23.1 °C |
| 2022 | 23.8 °C |
| 2023 | 23.1 °C |
| 2024 | 23.9 °C |
| 2025 | 24.1 °C |
| 2026 | 24.6 °C |
What this means for you: Since 1995, Hartsville's last spring frost has stayed at about the same time of year. Year-to-year swings are large, so keep using the safe date rather than the trend.
Source: daily records from Hartsville (NOAA GHCN-Daily). Years with too many missing days are left out.