Frost Dates for Swainsboro, GA 30401
Last spring frost March 21 · First fall frost November 10 · 234 frost-free days · USDA Zone 8b
ZIP 30401 has about 14,000 people.
Long season: 234 frost-free days. Spring frost risk spans March 1–April 11 (41 days). Fall frost risk spans October 21–December 1 (41 days).
Frost probability for 30401
| Frost | 10% | 50% | 90% |
|---|---|---|---|
| Spring (last frost) | April 11 | March 21 | March 1 |
| Fall (first frost) | October 21 | November 10 | December 1 |
Dates come from NOAA 1971–2000 freeze probabilities at SWAINSBORO (4.1 km away); the 50% date is the median year.
Which crops fit a 234-day season in Swainsboro
In Swainsboro (234 frost-free days, a long season), 30 of 56 planner crops fit outright, 25 get two plantings, 1 crop is perennial.
| Crop | Start indoors | Plant out / sow | Days you have | Verdict | Last sow date |
|---|---|---|---|---|---|
| Tomato | Feb 14 | Apr 4–Apr 11 | 192 | fits: 80 days to maturity, 192 available after Apr 4. | Jul 11 |
| Pepper | Feb 7 | Apr 4–Apr 11 | 192 | fits: 75 days to maturity, 192 available after Apr 4. | Jul 16 |
| Lettuce | Jan 24 | Feb 21–Feb 28 | 269 | two-plantings: Plant Feb 21 and again by Sep 19; both mature before Nov 17. | Sep 19 |
| Carrots | — | Feb 28–Mar 7 | 276 | fits: 70 days to maturity, 276 available after Feb 28. | Sep 8 |
| Cucumber | Feb 28 | Apr 4–Apr 11 | 206 | two-plantings: Plant Apr 4 and again by Aug 14; both mature before Oct 27. | Aug 14 |
| Beans | — | Mar 28–Apr 11 | 220 | two-plantings: Plant Mar 28 and again by Aug 21; both mature before Nov 3. | Aug 21 |
| Peas | — | Jan 24–Apr 4 | 297 | fits: 65 days to maturity, 297 available after Jan 24. | Aug 30 |
| Zucchini | Mar 7 | Apr 4–Apr 11 | 206 | two-plantings: Plant Apr 4 and again by Aug 19; both mature before Oct 27. | Aug 19 |
| Onion | Dec 27 | Feb 21–Mar 7 | 269 | fits: 100 days to maturity, 269 available after Feb 21. | — |
| Spinach | — | Jan 24–Mar 14 | 311 | two-plantings: Plant Jan 24 and again by Oct 8; both mature before Dec 1. | Oct 8 |
| Kale | Jan 10 | Feb 21–Mar 7 | 283 | two-plantings: Plant Feb 21 and again by Sep 23; both mature before Dec 1. | Sep 23 |
| Broccoli | Jan 24 | Feb 21–Mar 7 | 269 | fits: 80 days to maturity, 269 available after Feb 21. | Aug 15 |
| Cabbage | Jan 24 | Feb 21–Mar 7 | 283 | fits: 70 days to maturity, 283 available after Feb 21. | Sep 8 |
| Radish | — | Jan 24–Apr 18 | 297 | two-plantings: Plant Jan 24 and again by Oct 9; both mature before Nov 17. | Oct 9 |
| Beets | — | Jan 24–Apr 18 | 297 | two-plantings: Plant Jan 24 and again by Sep 9; both mature before Nov 17. | Sep 9 |
| Potatoes | — | Mar 7–Mar 14 | 255 | fits: 90 days to maturity, 255 available after Mar 7. | — |
| Garlic | — | Nov 10 | 339 | overwinter: Plant Nov 10 to Dec 1; harvest the following summer. | Dec 1 |
| Strawberry | — | Feb 14–Apr 11 | 290 | perennial: A perennial: plant Feb 14; it fruits from the following year and keeps producing for several years. | — |
| Corn | Feb 21 | Mar 28–Apr 4 | 206 | fits: 75 days to maturity, 206 available after Mar 28. | Jul 23 |
| Pumpkin | Mar 7 | Apr 4–Apr 4 | 199 | fits: 100 days to maturity, 199 available after Apr 4. | Jun 28 |
| Cauliflower | Feb 7 | Mar 14–Mar 28 | 248 | fits: 75 days to maturity, 248 available after Mar 14. | Aug 20 |
| Swiss Chard | Jan 24 | Mar 7–Mar 7 | 255 | two-plantings: Plant Mar 7 and again by Sep 9; both mature before Nov 17. | Sep 9 |
| Arugula | — | Jan 24–Apr 18 | 311 | two-plantings: Plant Jan 24 and again by Oct 8; both mature before Dec 1. | Oct 8 |
| Brussel Sprouts | Jan 24 | Feb 21–Mar 7 | 283 | fits: 100 days to maturity, 283 available after Feb 21. | Aug 9 |
| Butternut Squash | Mar 7 | Apr 4–Apr 11 | 199 | fits: 100 days to maturity, 199 available after Apr 4. | Jun 28 |
| Eggplant | Jan 31 | Apr 4–Apr 11 | 192 | fits: 70 days to maturity, 192 available after Apr 4. | Jul 21 |
| Okra | Feb 21 | Mar 28–Apr 4 | 213 | two-plantings: Plant Mar 28 and again by Aug 19; both mature before Oct 27. | Aug 19 |
| Basil | Feb 14 | Apr 11–Apr 11 | 199 | two-plantings: Plant Apr 11 and again by Aug 14; both mature before Oct 27. | Aug 14 |
| Cilantro | — | Feb 21–Mar 14 | 269 | two-plantings: Plant Feb 21 and again by Sep 14; both mature before Nov 17. | Sep 14 |
| Parsley | Jan 10 | Mar 28–Apr 4 | 234 | fits: 70 days to maturity, 234 available after Mar 28. | Aug 25 |
| Celery | Jan 10 | Mar 28–Apr 11 | 234 | fits: 120 days to maturity, 234 available after Mar 28. | Jul 6 |
| Scallions | Jan 10 | Feb 21–Mar 7 | 283 | two-plantings: Plant Feb 21 and again by Sep 18; both mature before Dec 1. | Sep 18 |
| Turnip | — | Feb 21–Mar 7 | 283 | two-plantings: Plant Feb 21 and again by Sep 28; both mature before Dec 1. | Sep 28 |
| Kohlrabi | — | Feb 7–Feb 21 | 297 | two-plantings: Plant Feb 7 and again by Sep 23; both mature before Dec 1. | Sep 23 |
| Bok Choy | Feb 21 | Mar 14–Mar 21 | 248 | two-plantings: Plant Mar 14 and again by Sep 19; both mature before Nov 17. | Sep 19 |
| Collards | Jan 10 | Feb 21–Mar 7 | 283 | two-plantings: Plant Feb 21 and again by Sep 18; both mature before Dec 1. | Sep 18 |
| Cantaloupe | Mar 7 | Apr 4–Apr 11 | 192 | fits: 85 days to maturity, 192 available after Apr 4. | Jul 6 |
| Chives | Dec 27 | Mar 28–Apr 4 | 248 | fits: 90 days to maturity, 248 available after Mar 28. | — |
| Dill | — | Jan 24–Apr 18 | 297 | two-plantings: Plant Jan 24 and again by Sep 9; both mature before Nov 17. | Sep 9 |
| Oregano | Jan 10 | Mar 28–Apr 4 | 248 | fits: 80 days to maturity, 248 available after Mar 28. | — |
| Rosemary | Dec 27 | Mar 28–Apr 4 | 234 | fits: 80 days to maturity, 234 available after Mar 28. | — |
| Sage | Jan 24 | Mar 28–Apr 4 | 248 | fits: 75 days to maturity, 248 available after Mar 28. | — |
| Thyme | Jan 10 | Mar 28–Apr 4 | 248 | fits: 90 days to maturity, 248 available after Mar 28. | — |
| Calendula | Feb 7 | Mar 7–Mar 21 | 255 | two-plantings: Plant Mar 7 and again by Sep 14; both mature before Nov 17. | Sep 14 |
| Cosmos | Feb 21 | Mar 21–Apr 4 | 220 | two-plantings: Plant Mar 21 and again by Aug 14; both mature before Oct 27. | Aug 14 |
| Lavender | Dec 27 | Mar 21–Apr 4 | 255 | fits: 90 days to maturity, 255 available after Mar 21. | — |
| Marigolds | Feb 7 | Mar 21–Mar 28 | 220 | two-plantings: Plant Mar 21 and again by Aug 24; both mature before Oct 27. | Aug 24 |
| Melons | Mar 7 | Apr 4–Apr 11 | 192 | fits: 85 days to maturity, 192 available after Apr 4. | Jul 6 |
| Mint | — | Mar 21–Apr 4 | 255 | fits: 90 days to maturity, 255 available after Mar 21. | — |
| Nasturtiums | Feb 21 | Mar 21–Mar 28 | 220 | two-plantings: Plant Mar 21 and again by Aug 19; both mature before Oct 27. | Aug 19 |
| Pole Beans | — | Mar 28–Apr 11 | 213 | fits: 65 days to maturity, 213 available after Mar 28. | Aug 9 |
| Spaghetti Squash | Mar 7 | Apr 4–Apr 11 | 199 | fits: 90 days to maturity, 199 available after Apr 4. | Jul 8 |
| Sunflowers | — | Mar 21–Apr 4 | 220 | fits: 70 days to maturity, 220 available after Mar 21. | Aug 4 |
| Tomatillos | Jan 24 | Mar 28–Apr 4 | 199 | fits: 75 days to maturity, 199 available after Mar 28. | Jul 16 |
| Watermelon | Mar 7 | Mar 28–Apr 4 | 199 | fits: 80 days to maturity, 199 available after Mar 28. | Jul 11 |
| Yellow Squash | Mar 7 | Apr 4–Apr 11 | 206 | two-plantings: Plant Apr 4 and again by Aug 19; both mature before Oct 27. | Aug 19 |
| Zinnias | Feb 21 | Mar 21–Apr 4 | 220 | two-plantings: Plant Mar 21 and again by Aug 14; both mature before Oct 27. | Aug 14 |
Month by month in Swainsboro
| Month | What to do |
|---|---|
| January | Start indoors: Celery (Jan 10), Collards (Jan 10), Kale (Jan 10), Oregano (Jan 10), Parsley (Jan 10), Scallions (Jan 10), +9 more. Direct sow from: Arugula (Jan 24), Beets (Jan 24), Dill (Jan 24), Peas (Jan 24), Radish (Jan 24), Spinach (Jan 24). |
| February | Start indoors: Calendula (Feb 7), Cauliflower (Feb 7), Marigolds (Feb 7), Pepper (Feb 7), Basil (Feb 14), Tomato (Feb 14), +7 more. Direct sow from: Kohlrabi (Feb 7), Cilantro (Feb 21), Turnip (Feb 21), Carrots (Feb 28). Transplant from: Broccoli (Feb 21), Brussel Sprouts (Feb 21), Cabbage (Feb 21), Collards (Feb 21), Kale (Feb 21), Lettuce (Feb 21), +2 more. Plant: Strawberry (Feb 14). |
| March | Start indoors: Butternut Squash (Mar 7), Cantaloupe (Mar 7), Melons (Mar 7), Pumpkin (Mar 7), Spaghetti Squash (Mar 7), Watermelon (Mar 7), +2 more. Direct sow from: Potatoes (Mar 7), Sunflowers (Mar 21), Beans (Mar 28), Pole Beans (Mar 28). Transplant from: Calendula (Mar 7), Swiss Chard (Mar 7), Bok Choy (Mar 14), Cauliflower (Mar 14), Cosmos (Mar 21), Lavender (Mar 21), +15 more. Last frost around March 21. |
| April | Transplant from: Butternut Squash (Apr 4), Cantaloupe (Apr 4), Cucumber (Apr 4), Eggplant (Apr 4), Melons (Apr 4), Pepper (Apr 4), +6 more. |
| May | Succession plant lettuce and greens. Keep beds weeded and watered consistently. |
| June | Last sowing dates: Butternut Squash (Jun 28), Pumpkin (Jun 28). |
| July | Last sowing dates: Cantaloupe (Jul 6), Celery (Jul 6), Melons (Jul 6), Spaghetti Squash (Jul 8), Tomato (Jul 11), Watermelon (Jul 11), +4 more. |
| August | Last sowing dates: Sunflowers (Aug 4), Brussel Sprouts (Aug 9), Pole Beans (Aug 9), Basil (Aug 14), Cosmos (Aug 14), Cucumber (Aug 14), +11 more. |
| September | Last sowing dates: Cabbage (Sep 8), Carrots (Sep 8), Beets (Sep 9), Dill (Sep 9), Swiss Chard (Sep 9), Calendula (Sep 14), +8 more. |
| October | Last sowing dates: Arugula (Oct 8), Spinach (Oct 8), Radish (Oct 9). |
| November | Direct sow from: Garlic (Nov 10). First frost around November 10. |
| December | Start indoors: Chives (Dec 27), Lavender (Dec 27), Onion (Dec 27), Rosemary (Dec 27). Last sowing dates: Garlic (Dec 1). |
Frequently Asked Questions
What is the last frost date for Swainsboro, GA (ZIP 30401)?
The median last spring frost date for Swainsboro, GA (ZIP code 30401) is around March 21. This is the 50th-percentile date — meaning half of all years see frost end before this date. Use the 10% and 90% dates to understand the full range of risk in your area. One year in ten frost ends before March 1; one in ten it runs past April 11.
What is the first fall frost date in Swainsboro, GA?
The median first fall frost date for Swainsboro, GA is around November 10. Plan to harvest or protect frost-sensitive crops like tomatoes and peppers at least a week before this date to avoid losses. The first frost arrives around October 21 in the earliest one-in-ten years, so cover tomatoes and peppers from then.
How long is the growing season in Swainsboro, GA?
The frost-free growing season in Swainsboro is about 234 days. This window — from your last spring frost to your first fall frost — is when warm-season vegetables thrive. Cold-hardy crops like kale, spinach, and peas can extend your season by weeks on either side. In Swainsboro (234 frost-free days, a long season), 30 of 56 planner crops fit outright, 25 get two plantings, 1 crop is perennial.
What USDA hardiness zone is Swainsboro, GA?
Swainsboro, GA is in USDA hardiness zone 8b (2023 USDA Plant Hardiness Zone Map). Zones come from the average coldest winter temperature, so they tell you which perennials survive the winter; the frost dates on this page tell you when to plant.
When should I start tomatoes indoors in Swainsboro, GA?
Start tomatoes indoors Feb 14 and plant out Apr 4 in Swainsboro. The planner uses the local median last frost and this crop's indoor-start and transplant offsets.
How many plantings of lettuce fit in Swainsboro?
Two: plant Feb 21 and again by Sep 19; both mature before Nov 17.
When do I plant garlic in Swainsboro?
Nov 10 to Dec 1; it overwinters and is ready the following summer.
Can I get two tomato crops in Swainsboro?
Yes: plant out Apr 4 for a summer crop, and set out a second round of transplants by Jul 11 for a fall crop.
Which nearby ZIP has a longer season?
Metter (ZIP 30439) has 255 frost-free days, 21 more than Swainsboro (ZIP 30401). See Metter ZIP 30439 frost dates
Nearby and related
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