Frost Dates for Spartanburg, SC 29307
Last spring frost April 13 · First fall frost October 27 · 197 frost-free days · USDA Zone 8a
ZIP 29307 has about 19,100 people, one of 5 ZIP codes in Spartanburg.
Long season: 197 frost-free days. Spring frost risk spans March 30–April 27 (28 days). Fall frost risk spans October 9–November 15 (37 days).
Frost probability for 29307
| Frost | 10% | 50% | 90% |
|---|---|---|---|
| Spring (last frost) | April 27 | April 13 | March 30 |
| Fall (first frost) | October 9 | October 27 | November 15 |
Dates come from NOAA 1971–2000 freeze probabilities at UNION 8 S (44.5 km away); the 50% date is the median year.
Which crops fit a 197-day season in Spartanburg
In Spartanburg (197 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 | Mar 9 | Apr 27–May 4 | 155 | fits: 80 days to maturity, 155 available after Apr 27. | Jun 27 |
| Pepper | Mar 2 | Apr 27–May 4 | 155 | fits: 75 days to maturity, 155 available after Apr 27. | Jul 2 |
| Lettuce | Feb 16 | Mar 16–Mar 23 | 232 | two-plantings: Plant Mar 16 and again by Sep 5; both mature before Nov 3. | Sep 5 |
| Carrots | — | Mar 23–Mar 30 | 239 | fits: 70 days to maturity, 239 available after Mar 23. | Aug 25 |
| Cucumber | Mar 23 | Apr 27–May 4 | 169 | two-plantings: Plant Apr 27 and again by Jul 31; both mature before Oct 13. | Jul 31 |
| Beans | — | Apr 20–May 4 | 183 | two-plantings: Plant Apr 20 and again by Aug 7; both mature before Oct 20. | Aug 7 |
| Peas | — | Feb 16–Apr 27 | 260 | fits: 65 days to maturity, 260 available after Feb 16. | Aug 16 |
| Zucchini | Mar 30 | Apr 27–May 4 | 169 | two-plantings: Plant Apr 27 and again by Aug 5; both mature before Oct 13. | Aug 5 |
| Onion | Jan 19 | Mar 16–Mar 30 | 232 | fits: 100 days to maturity, 232 available after Mar 16. | — |
| Spinach | — | Feb 16–Apr 6 | 274 | two-plantings: Plant Feb 16 and again by Sep 24; both mature before Nov 17. | Sep 24 |
| Kale | Feb 2 | Mar 16–Mar 30 | 246 | two-plantings: Plant Mar 16 and again by Sep 9; both mature before Nov 17. | Sep 9 |
| Broccoli | Feb 16 | Mar 16–Mar 30 | 232 | fits: 80 days to maturity, 232 available after Mar 16. | Aug 1 |
| Cabbage | Feb 16 | Mar 16–Mar 30 | 246 | fits: 70 days to maturity, 246 available after Mar 16. | Aug 25 |
| Radish | — | Feb 16–May 11 | 260 | two-plantings: Plant Feb 16 and again by Sep 25; both mature before Nov 3. | Sep 25 |
| Beets | — | Feb 16–May 11 | 260 | two-plantings: Plant Feb 16 and again by Aug 26; both mature before Nov 3. | Aug 26 |
| Potatoes | — | Mar 30–Apr 6 | 218 | fits: 90 days to maturity, 218 available after Mar 30. | — |
| Garlic | — | Oct 27 | 302 | overwinter: Plant Oct 27 to Nov 17; harvest the following summer. | Nov 17 |
| Strawberry | — | Mar 9–May 4 | 253 | perennial: A perennial: plant Mar 9; it fruits from the following year and keeps producing for several years. | — |
| Corn | Mar 16 | Apr 20–Apr 27 | 169 | fits: 75 days to maturity, 169 available after Apr 20. | Jul 9 |
| Pumpkin | Mar 30 | Apr 27–Apr 27 | 162 | fits: 100 days to maturity, 162 available after Apr 27. | Jun 14 |
| Cauliflower | Mar 2 | Apr 6–Apr 20 | 211 | fits: 75 days to maturity, 211 available after Apr 6. | Aug 6 |
| Swiss Chard | Feb 16 | Mar 30–Mar 30 | 218 | two-plantings: Plant Mar 30 and again by Aug 26; both mature before Nov 3. | Aug 26 |
| Arugula | — | Feb 16–May 11 | 274 | two-plantings: Plant Feb 16 and again by Sep 24; both mature before Nov 17. | Sep 24 |
| Brussel Sprouts | Feb 16 | Mar 16–Mar 30 | 246 | fits: 100 days to maturity, 246 available after Mar 16. | Jul 26 |
| Butternut Squash | Mar 30 | Apr 27–May 4 | 162 | fits: 100 days to maturity, 162 available after Apr 27. | Jun 14 |
| Eggplant | Feb 23 | Apr 27–May 4 | 155 | fits: 70 days to maturity, 155 available after Apr 27. | Jul 7 |
| Okra | Mar 16 | Apr 20–Apr 27 | 176 | two-plantings: Plant Apr 20 and again by Aug 5; both mature before Oct 13. | Aug 5 |
| Basil | Mar 9 | May 4–May 4 | 162 | two-plantings: Plant May 4 and again by Jul 31; both mature before Oct 13. | Jul 31 |
| Cilantro | — | Mar 16–Apr 6 | 232 | two-plantings: Plant Mar 16 and again by Aug 31; both mature before Nov 3. | Aug 31 |
| Parsley | Feb 2 | Apr 20–Apr 27 | 197 | fits: 70 days to maturity, 197 available after Apr 20. | Aug 11 |
| Celery | Feb 2 | Apr 20–May 4 | 197 | fits: 120 days to maturity, 197 available after Apr 20. | Jun 22 |
| Scallions | Feb 2 | Mar 16–Mar 30 | 246 | two-plantings: Plant Mar 16 and again by Sep 4; both mature before Nov 17. | Sep 4 |
| Turnip | — | Mar 16–Mar 30 | 246 | two-plantings: Plant Mar 16 and again by Sep 14; both mature before Nov 17. | Sep 14 |
| Kohlrabi | — | Mar 2–Mar 16 | 260 | two-plantings: Plant Mar 2 and again by Sep 9; both mature before Nov 17. | Sep 9 |
| Bok Choy | Mar 16 | Apr 6–Apr 13 | 211 | two-plantings: Plant Apr 6 and again by Sep 5; both mature before Nov 3. | Sep 5 |
| Collards | Feb 2 | Mar 16–Mar 30 | 246 | two-plantings: Plant Mar 16 and again by Sep 4; both mature before Nov 17. | Sep 4 |
| Cantaloupe | Mar 30 | Apr 27–May 4 | 155 | fits: 85 days to maturity, 155 available after Apr 27. | Jun 22 |
| Chives | Jan 19 | Apr 20–Apr 27 | 211 | fits: 90 days to maturity, 211 available after Apr 20. | — |
| Dill | — | Feb 16–May 11 | 260 | two-plantings: Plant Feb 16 and again by Aug 26; both mature before Nov 3. | Aug 26 |
| Oregano | Feb 2 | Apr 20–Apr 27 | 211 | fits: 80 days to maturity, 211 available after Apr 20. | — |
| Rosemary | Jan 19 | Apr 20–Apr 27 | 197 | fits: 80 days to maturity, 197 available after Apr 20. | — |
| Sage | Feb 16 | Apr 20–Apr 27 | 211 | fits: 75 days to maturity, 211 available after Apr 20. | — |
| Thyme | Feb 2 | Apr 20–Apr 27 | 211 | fits: 90 days to maturity, 211 available after Apr 20. | — |
| Calendula | Mar 2 | Mar 30–Apr 13 | 218 | two-plantings: Plant Mar 30 and again by Aug 31; both mature before Nov 3. | Aug 31 |
| Cosmos | Mar 16 | Apr 13–Apr 27 | 183 | two-plantings: Plant Apr 13 and again by Jul 31; both mature before Oct 13. | Jul 31 |
| Lavender | Jan 19 | Apr 13–Apr 27 | 218 | fits: 90 days to maturity, 218 available after Apr 13. | — |
| Marigolds | Mar 2 | Apr 13–Apr 20 | 183 | two-plantings: Plant Apr 13 and again by Aug 10; both mature before Oct 13. | Aug 10 |
| Melons | Mar 30 | Apr 27–May 4 | 155 | fits: 85 days to maturity, 155 available after Apr 27. | Jun 22 |
| Mint | — | Apr 13–Apr 27 | 218 | fits: 90 days to maturity, 218 available after Apr 13. | — |
| Nasturtiums | Mar 16 | Apr 13–Apr 20 | 183 | two-plantings: Plant Apr 13 and again by Aug 5; both mature before Oct 13. | Aug 5 |
| Pole Beans | — | Apr 20–May 4 | 176 | fits: 65 days to maturity, 176 available after Apr 20. | Jul 26 |
| Spaghetti Squash | Mar 30 | Apr 27–May 4 | 162 | fits: 90 days to maturity, 162 available after Apr 27. | Jun 24 |
| Sunflowers | — | Apr 13–Apr 27 | 183 | fits: 70 days to maturity, 183 available after Apr 13. | Jul 21 |
| Tomatillos | Feb 16 | Apr 20–Apr 27 | 162 | fits: 75 days to maturity, 162 available after Apr 20. | Jul 2 |
| Watermelon | Mar 30 | Apr 20–Apr 27 | 162 | fits: 80 days to maturity, 162 available after Apr 20. | Jun 27 |
| Yellow Squash | Mar 30 | Apr 27–May 4 | 169 | two-plantings: Plant Apr 27 and again by Aug 5; both mature before Oct 13. | Aug 5 |
| Zinnias | Mar 16 | Apr 13–Apr 27 | 183 | two-plantings: Plant Apr 13 and again by Jul 31; both mature before Oct 13. | Jul 31 |
Month by month in Spartanburg
| Month | What to do |
|---|---|
| January | Start indoors: Chives (Jan 19), Lavender (Jan 19), Onion (Jan 19), Rosemary (Jan 19). |
| February | Start indoors: Celery (Feb 2), Collards (Feb 2), Kale (Feb 2), Oregano (Feb 2), Parsley (Feb 2), Scallions (Feb 2), +9 more. Direct sow from: Arugula (Feb 16), Beets (Feb 16), Dill (Feb 16), Peas (Feb 16), Radish (Feb 16), Spinach (Feb 16). |
| March | Start indoors: Calendula (Mar 2), Cauliflower (Mar 2), Marigolds (Mar 2), Pepper (Mar 2), Basil (Mar 9), Tomato (Mar 9), +15 more. Direct sow from: Kohlrabi (Mar 2), Cilantro (Mar 16), Turnip (Mar 16), Carrots (Mar 23), Potatoes (Mar 30). Transplant from: Broccoli (Mar 16), Brussel Sprouts (Mar 16), Cabbage (Mar 16), Collards (Mar 16), Kale (Mar 16), Lettuce (Mar 16), +4 more. Plant: Strawberry (Mar 9). |
| April | Direct sow from: Sunflowers (Apr 13), Beans (Apr 20), Pole Beans (Apr 20). Transplant from: Bok Choy (Apr 6), Cauliflower (Apr 6), Cosmos (Apr 13), Lavender (Apr 13), Marigolds (Apr 13), Mint (Apr 13), +24 more. Last frost around April 13. |
| May | Transplant from: Basil (May 4). |
| June | Last sowing dates: Butternut Squash (Jun 14), Pumpkin (Jun 14), Cantaloupe (Jun 22), Celery (Jun 22), Melons (Jun 22), Spaghetti Squash (Jun 24), +2 more. |
| July | Last sowing dates: Pepper (Jul 2), Tomatillos (Jul 2), Eggplant (Jul 7), Corn (Jul 9), Sunflowers (Jul 21), Brussel Sprouts (Jul 26), +5 more. |
| August | Last sowing dates: Broccoli (Aug 1), Nasturtiums (Aug 5), Okra (Aug 5), Yellow Squash (Aug 5), Zucchini (Aug 5), Cauliflower (Aug 6), +11 more. |
| September | Last sowing dates: Collards (Sep 4), Scallions (Sep 4), Bok Choy (Sep 5), Lettuce (Sep 5), Kale (Sep 9), Kohlrabi (Sep 9), +4 more. |
| October | Direct sow from: Garlic (Oct 27). First frost around October 27. |
| November | Last sowing dates: Garlic (Nov 17). |
| December | Clean up spent plants. Add compost to beds. Rest, review, and plan next year's garden. |
Frequently Asked Questions
What is the last frost date for Spartanburg, SC (ZIP 29307)?
The median last spring frost date for Spartanburg, SC (ZIP code 29307) is around April 13. 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 30; one in ten it runs past April 27.
What is the first fall frost date in Spartanburg, SC?
The median first fall frost date for Spartanburg, SC is around October 27. 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 9 in the earliest one-in-ten years, so cover tomatoes and peppers from then.
How long is the growing season in Spartanburg, SC?
The frost-free growing season in Spartanburg is about 197 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 Spartanburg (197 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 Spartanburg, SC?
Spartanburg, SC is in USDA hardiness zone 8a (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 Spartanburg, SC?
Start tomatoes indoors Mar 9 and plant out Apr 27 in Spartanburg. The planner uses the local median last frost and this crop's indoor-start and transplant offsets.
How many plantings of lettuce fit in Spartanburg?
Two: plant Mar 16 and again by Sep 5; both mature before Nov 3.
When do I plant garlic in Spartanburg?
Oct 27 to Nov 17; it overwinters and is ready the following summer.
Can I get two tomato crops in Spartanburg?
Yes: plant out Apr 27 for a summer crop, and set out a second round of transplants by Jun 27 for a fall crop.
Which nearby ZIP has a longer season?
Boiling Springs (ZIP 29316) has 205 frost-free days, 8 more than Spartanburg (ZIP 29307). See Boiling Springs ZIP 29316 frost dates
Nearby and related
- Frost dates for Boiling Springs, SC 29316 (9.1 mi)
- Frost dates for Spartanburg, SC 29301 (10.8 mi)
- Frost dates for Chesnee, SC 29323 (10.9 mi)
- Frost dates for Gaffney, SC 29340 (13.4 mi)
- Frost dates for Moore, SC 29369 (13.5 mi)
- When to plant in Spartanburg, SC: month-by-month guide
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- When to plant Cucumbers in SC
- When to plant Zucchini in SC
- When to plant Butternut Squash in SC
- When to plant Basil in SC
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- Look up another ZIP