Southside, TN frost dates
How Southside compares
- In 8 years out of 10, the last spring frost in Southside falls between March 22 and April 27, a 36-day window. The first fall frost falls between October 20 and November 15.
- The median last frost is 2 days later than the Tennessee median of Apr 7.
- Its 206-day growing season is longer than 47% of the 548 Tennessee places with a regular frost season (state median 206 days).
- The last frost is 4 days later than the zone 7b median of Apr 5. Hardiness zones measure winter cold, not season length, so use these dates rather than a zone 7b chart.
- The weather station records an average of 94 nights a year at or below 32°F.
- Compared with Clarksville, TN, 19 km away, the last frost here is 6 days later than there and the growing season is 6 days shorter.
Frost probability
| Chance of frost after | Date |
|---|---|
| 90% (early) | March 22 |
| 50% (median) | April 9 |
| 10% (safe for tender plants) | April 27 |
| Chance of frost before | Date |
|---|---|
| 10% (early) | October 20 |
| 50% (median) | November 1 |
| 90% (late) | November 15 |
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 Southside, TN
Southside, TN frost dates — last frost Apr 9, first frost Nov 1, zone 7b. whenisthelastfrost.com
When to plant vegetables in Southside, TN
| Crop | Start indoors | Transplant | Sow outdoors | Fall crop |
|---|---|---|---|---|
| Onions | Jan 15 – Jan 29 | Mar 12 – Mar 26 | — | — |
| Peppers | Jan 29 – Feb 12 | Apr 23 – May 7 | — | — |
| Eggplant | Jan 29 – Feb 12 | Apr 23 – May 7 | — | — |
| Tomatoes | Feb 12 – Feb 26 | Apr 16 – Apr 30 | — | — |
| Lettuce | Feb 12 – Feb 26 | Mar 19 – Apr 2 | Mar 12 – Apr 16 | Sep 6 – Oct 4 |
| Kale | Feb 12 – Feb 26 | Mar 12 – Mar 26 | Mar 12 – Mar 26 | Aug 23 – Sep 13 |
| Broccoli | Feb 12 – Feb 26 | Mar 26 – Apr 9 | — | Jul 26 – Aug 16 |
| Cabbage | Feb 12 – Feb 26 | Mar 19 – Apr 2 | — | Jul 26 – Aug 16 |
| Cauliflower | Feb 12 – Feb 26 | Mar 26 – Apr 9 | — | Jul 26 – Aug 16 |
| Okra | Feb 26 – Mar 12 | Apr 30 – May 14 | Apr 30 – May 14 | — |
| Basil | Feb 26 – Mar 12 | Apr 16 – Apr 30 | — | — |
| Peas | — | — | Feb 26 – Mar 19 | Aug 9 – Aug 30 |
| Spinach | — | — | Feb 26 – Mar 19 | Sep 6 – Sep 27 |
| Radishes | — | — | Mar 5 – Apr 16 | Sep 20 – Oct 11 |
| Cucumbers | Mar 12 – Mar 19 | Apr 23 – Apr 30 | Apr 16 – Apr 30 | Aug 16 – Aug 30 |
| Zucchini & Summer Squash | Mar 12 – Mar 19 | — | Apr 16 – Apr 30 | Aug 23 – Sep 6 |
| Winter Squash & Pumpkins | Mar 12 – Mar 19 | — | Apr 16 – Apr 30 | — |
| Melons & Watermelon | Mar 12 – Mar 19 | Apr 23 – May 7 | — | — |
| Carrots | — | — | Mar 19 – Apr 16 | Aug 9 – Aug 23 |
| Beets | — | — | Mar 19 – Apr 16 | Aug 23 – Sep 6 |
| Potatoes | — | — | Mar 19 – Apr 9 | — |
| Swiss Chard | — | — | Mar 26 – Apr 23 | Aug 23 – Sep 6 |
| Cilantro | — | — | Mar 26 – Apr 16 | Sep 6 – Sep 27 |
| Green Beans | — | — | Apr 16 – May 7 | Aug 16 – Aug 30 |
| Sweet Corn | — | — | Apr 16 – Apr 30 | — |
| Sweet Potatoes | — | Apr 23 – May 14 | — | — |
| Garlic | — | — | — | Oct 18 – Nov 22 |
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 Cheatham L&D, TN weather station, 9 km away (elevation 394 ft (120 m)).
Frost dates near Southside
- Cunningham Apr 10 · Oct 30
- Cumberland Furnace Apr 9 · Nov 1
- Charlotte Apr 9 · Nov 1
- Slayden Apr 9 · Nov 1
- Chapmansboro Apr 9 · Nov 1
- Palmyra Apr 10 · Oct 30
- Clarksville Apr 3 · Nov 1
- Vanleer Apr 13 · Oct 25
- Pleasant View Apr 9 · Nov 1
- Ashland City Apr 11 · Oct 26
Frequently asked questions
When is the last frost in Southside, TN?
The median last spring frost in Southside, TN is April 9. There is still about a 10% chance of frost after April 27, so wait until then to plant frost-tender crops like tomatoes and peppers.
When is the first frost in Southside, TN?
The median first fall frost is November 1, with about a 10% chance of frost before October 20.
How long is the growing season in Southside, TN?
About 206 days between the median last spring frost and first fall frost.
What planting zone is Southside, TN?
Southside, TN is in USDA hardiness zone 7b.