Frost dates for Mullins, SC
When the last spring frost and first fall frost usually come, and when to plant, from 30 years of NOAA weather records.
Last spring frost
March 26
typical year
Safe to plant
April 9
frost is over in 9 of 10 years
First fall frost
November 11
typical year
Growing season
233 days
frost-free, typical year
Frost watch this week
Tonight's and the next six nights' lows from the National Weather Service forecast for the station's location. Frost: 32°F or colder. Possible frost: 33–36°F, mostly in low spots on clear, still nights.
When to plant
Counted from this page's frost dates. Warm-season crops wait for the safe-to-plant date.
| Crop | Start indoors | Plant outside | Fall planting |
|---|---|---|---|
| Cool-season crops | |||
| Peas | – | Feb 26 – Mar 12 | – |
| Spinach | – | Feb 12 – Mar 5 | Sep 16 – 30 |
| Lettuce | – | Feb 26 – Mar 19 | Sep 16 – 30 |
| Radishes | – | Feb 26 – Apr 9 | Sep 30 – Oct 14 |
| Onions | – | Feb 26 – Mar 12 | – |
| Potatoes | – | Mar 5 – 19 | – |
| Carrots | – | Mar 5 – 26 | Aug 19 – Sep 2 |
| Beets | – | Feb 26 – Mar 12 | Sep 2 – 16 |
| Kale | Jan 15 – 29 | Feb 26 – Mar 12 | Sep 2 – 16 |
| Broccoli | Jan 15 – 29 | Mar 12 – 26 | Sep 2 – 16 |
| Cabbage | Jan 1 – 15 | Feb 26 – Mar 12 | Sep 2 – 16 |
| Garlic | – | – | Sep 30 – Oct 21 |
| Warm-season crops | |||
| Tomatoes | Feb 12 – 26 | Apr 9 – 23 | – |
| Peppers | Feb 5 – 19 | Apr 16 – 30 | – |
| Cucumbers | – | Apr 9 – 30 | – |
| Zucchini | – | Apr 9 – May 7 | – |
| Pumpkins | – | Apr 9 – 30 | – |
| Green beans | – | Apr 9 – Sep 2 | – |
| Sweet corn | – | Apr 9 – May 7 | – |
| Basil | Mar 5 – 19 | Apr 16 – 23 | – |
Onions: from sets. Green beans: until 10 weeks before the first fall frost. Garlic: harvest next summer.
The year at a glance
Start indoors Plant outside Fall planting
The chance of frost, by date
| 1 year in 10 | Half of years | 9 years in 10 | |
|---|---|---|---|
| Spring frost after | April 9 | March 26 | March 9 |
| Fall frost before | November 1 | November 11 | November 26 |
Frost here means 32°F or colder. Read across: in 1 year in 10, spring frost carries on past the first date, which is why that date is the safe-to-plant date.
Hard freeze (28°F)
A hard freeze kills most garden plants, even hardy ones. The last one in spring usually comes around March 14 (March 31 in a late year), and the first one in fall around November 23.
Towns that use these dates
This is the nearest NOAA station with frost records for 3 towns.
Mullins, Aynor, Nichols
Where these dates come from
NOAA weather station MULLINS, SC US (USC00386114), 1991–2020 climate normals. It's the nearest station for 4 zip codes, all within 13 miles:
29543, 29544, 29574, 29581
Planting dates follow common university extension advice; your local extension service can fine-tune them for your soil and microclimate.