When to plant in Mayo, SC
Planting dates worked out from Mayo's own frost records, not a generic zone chart.
Safe to plant out
Apr 22
1 year in 10 has a later frost
Average last frost
Apr 13
about a 50% chance of a later one
Average first fall frost
Oct 26
1 year in 10 by Oct 19
Frost-free days
195
median, 1991–2020
Station used: Chesnee 7 Wsw · 10.2 km away · station 228 m, town 271 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 25 – Mar 11 | Apr 22 – May 6 | Jun 16 |
| Sweet pepper | Feb 11 – Feb 25 | Apr 22 – May 6 | Jun 21 |
| Lettuce (leaf) | Feb 9 – Feb 16 | Mar 16 – Mar 30 | Apr 25 |
| Peas | — | Mar 2 – Mar 30 | Apr 26 |
| Bush beans | — | Apr 15 – May 6 | Jun 4 |
| Carrot | — | Mar 23 – May 4 | May 22 |
| Beet | — | Mar 16 – Apr 27 | May 5 |
| Potato | — | Mar 23 – Apr 13 | Jun 1 |
| Kale | Feb 2 – Feb 16 | Mar 16 – Mar 30 | Apr 28 |
| Broccoli | Feb 2 – Feb 16 | Mar 16 – Apr 6 | May 15 |
| Cucumber | Mar 25 – Apr 1 | Apr 22 – May 6 | Jun 11 |
| Summer squash and zucchini | Mar 25 – Apr 1 | Apr 22 – May 6 | Jun 6 |
| Winter squash | Mar 25 – Apr 1 | Apr 22 – May 6 | Jul 11 |
| Sweet corn | — | Apr 15 – May 6 | Jun 14 |
| Onion (from sets) | — | Mar 16 – Apr 6 | Jun 14 |
| Garlic | — | Oct 12 – Nov 9 (fall) | following summer |
| Spinach | — | Mar 2 – Mar 30 | Apr 9 |
| Basil | Mar 11 – Mar 25 | Apr 22 – May 6 | Jun 18 |
Mayo'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 |
|---|---|
| 1992 | Apr 29 |
| 1993 | Apr 28 |
| 1994 | Apr 8 |
| 1995 | Apr 25 |
| 1996 | Apr 11 |
| 1997 | Apr 18 |
| 1998 | Apr 13 |
| 1999 | Apr 19 |
| 2000 | Apr 10 |
| 2001 | Apr 20 |
| 2002 | Apr 8 |
| 2003 | Apr 1 |
| 2006 | Apr 10 |
| 2007 | Apr 13 |
| 2008 | Apr 17 |
| 2009 | Apr 9 |
| 2010 | Apr 11 |
| 2011 | Apr 7 |
| 2012 | Apr 13 |
| 2013 | Apr 6 |
| 2014 | Apr 18 |
| 2015 | Apr 6 |
| 2016 | Apr 11 |
| 2017 | Apr 10 |
| 2018 | Apr 20 |
| 2019 | Apr 4 |
| 2020 | Apr 2 |
| 2021 | Apr 24 |
| 2022 | Apr 10 |
| 2023 | Apr 11 |
| 2024 | Mar 25 |
| 2025 | Apr 13 |
| 2026 | Mar 30 |
Each year's frost-free daysLong-term trend
See the data as a table
| Year | Frost-free days |
|---|---|
| 1992 | 173 |
| 1993 | 167 |
| 1994 | 201 |
| 1995 | 179 |
| 1996 | 190 |
| 1997 | 187 |
| 1998 | 192 |
| 1999 | 187 |
| 2000 | 181 |
| 2002 | 207 |
| 2007 | 199 |
| 2009 | 192 |
| 2010 | 202 |
| 2011 | 205 |
| 2012 | 202 |
| 2013 | 200 |
| 2014 | 187 |
| 2015 | 195 |
| 2016 | 213 |
| 2017 | 220 |
| 2018 | 184 |
| 2019 | 218 |
| 2020 | 213 |
| 2021 | 194 |
| 2022 | 191 |
| 2023 | 204 |
| 2024 | 205 |
| 2025 | 211 |
Each year's average temperature, April to SeptemberLong-term trend
See the data as a table
| Year | Growing-season temperature |
|---|---|
| 1992 | 21.0 °C |
| 1993 | 22.4 °C |
| 1994 | 21.7 °C |
| 1995 | 22.1 °C |
| 1996 | 22.0 °C |
| 1997 | 20.6 °C |
| 1998 | 22.0 °C |
| 1999 | 21.3 °C |
| 2000 | 21.0 °C |
| 2001 | 21.5 °C |
| 2002 | 22.0 °C |
| 2003 | 21.3 °C |
| 2006 | 22.3 °C |
| 2007 | 22.2 °C |
| 2009 | 21.9 °C |
| 2010 | 22.9 °C |
| 2011 | 22.3 °C |
| 2012 | 21.8 °C |
| 2013 | 21.0 °C |
| 2014 | 21.1 °C |
| 2015 | 22.2 °C |
| 2016 | 22.7 °C |
| 2017 | 22.1 °C |
| 2018 | 22.4 °C |
| 2019 | 22.5 °C |
| 2020 | 21.0 °C |
| 2021 | 21.2 °C |
| 2022 | 21.9 °C |
| 2023 | 21.1 °C |
| 2024 | 22.1 °C |
| 2025 | 22.1 °C |
What this means for you: Since 1992, Mayo's last spring frost has come about 4 days earlier per decade, on average. Year-to-year swings are large, so keep using the safe date rather than the trend.
Source: daily records from Chesnee 7 Wsw (NOAA GHCN-Daily). Years with too many missing days are left out.