Frost Dates for Picayune, MS 39466
Last spring frost March 6 · First fall frost November 22 · 261 frost-free days · USDA Zone 9a
ZIP 39466 has about 28,000 people.
Very long season: 261 frost-free days. Spring frost risk spans February 16–March 24 (36 days). Fall frost risk spans October 31–December 13 (43 days).
Frost probability for 39466
| Frost | 10% | 50% | 90% |
|---|---|---|---|
| Spring (last frost) | March 24 | March 6 | February 16 |
| Fall (first frost) | October 31 | November 22 | December 13 |
Dates come from NOAA 1971–2000 freeze probabilities at POPLARVILLE EXP STN (35.2 km away); the 50% date is the median year.
Which crops fit a 261-day season in Picayune
In Picayune (261 frost-free days, a very 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 | Jan 30 | Mar 20–Mar 27 | 219 | fits: 80 days to maturity, 219 available after Mar 20. | Jul 23 |
| Pepper | Jan 23 | Mar 20–Mar 27 | 219 | fits: 75 days to maturity, 219 available after Mar 20. | Jul 28 |
| Lettuce | Jan 9 | Feb 6–Feb 13 | 296 | two-plantings: Plant Feb 6 and again by Oct 1; both mature before Nov 29. | Oct 1 |
| Carrots | — | Feb 13–Feb 20 | 303 | fits: 70 days to maturity, 303 available after Feb 13. | Sep 20 |
| Cucumber | Feb 13 | Mar 20–Mar 27 | 233 | two-plantings: Plant Mar 20 and again by Aug 26; both mature before Nov 8. | Aug 26 |
| Beans | — | Mar 13–Mar 27 | 247 | two-plantings: Plant Mar 13 and again by Sep 2; both mature before Nov 15. | Sep 2 |
| Peas | — | Jan 9–Mar 20 | 324 | fits: 65 days to maturity, 324 available after Jan 9. | Sep 11 |
| Zucchini | Feb 20 | Mar 20–Mar 27 | 233 | two-plantings: Plant Mar 20 and again by Aug 31; both mature before Nov 8. | Aug 31 |
| Onion | Dec 12 | Feb 6–Feb 20 | 296 | fits: 100 days to maturity, 296 available after Feb 6. | — |
| Spinach | — | Jan 9–Feb 27 | 338 | two-plantings: Plant Jan 9 and again by Oct 20; both mature before Dec 13. | Oct 20 |
| Kale | Dec 26 | Feb 6–Feb 20 | 310 | two-plantings: Plant Feb 6 and again by Oct 5; both mature before Dec 13. | Oct 5 |
| Broccoli | Jan 9 | Feb 6–Feb 20 | 296 | fits: 80 days to maturity, 296 available after Feb 6. | Aug 27 |
| Cabbage | Jan 9 | Feb 6–Feb 20 | 310 | fits: 70 days to maturity, 310 available after Feb 6. | Sep 20 |
| Radish | — | Jan 9–Apr 3 | 324 | two-plantings: Plant Jan 9 and again by Oct 21; both mature before Nov 29. | Oct 21 |
| Beets | — | Jan 9–Apr 3 | 324 | two-plantings: Plant Jan 9 and again by Sep 21; both mature before Nov 29. | Sep 21 |
| Potatoes | — | Feb 20–Feb 27 | 282 | fits: 90 days to maturity, 282 available after Feb 20. | — |
| Garlic | — | Nov 22 | 366 | overwinter: Plant Nov 22 to Dec 13; harvest the following summer. | Dec 13 |
| Strawberry | — | Jan 30–Mar 27 | 317 | perennial: A perennial: plant Jan 30; it fruits from the following year and keeps producing for several years. | — |
| Corn | Feb 6 | Mar 13–Mar 20 | 233 | fits: 75 days to maturity, 233 available after Mar 13. | Aug 4 |
| Pumpkin | Feb 20 | Mar 20–Mar 20 | 226 | fits: 100 days to maturity, 226 available after Mar 20. | Jul 10 |
| Cauliflower | Jan 23 | Feb 27–Mar 13 | 275 | fits: 75 days to maturity, 275 available after Feb 27. | Sep 1 |
| Swiss Chard | Jan 9 | Feb 20–Feb 20 | 282 | two-plantings: Plant Feb 20 and again by Sep 21; both mature before Nov 29. | Sep 21 |
| Arugula | — | Jan 9–Apr 3 | 338 | two-plantings: Plant Jan 9 and again by Oct 20; both mature before Dec 13. | Oct 20 |
| Brussel Sprouts | Jan 9 | Feb 6–Feb 20 | 310 | fits: 100 days to maturity, 310 available after Feb 6. | Aug 21 |
| Butternut Squash | Feb 20 | Mar 20–Mar 27 | 226 | fits: 100 days to maturity, 226 available after Mar 20. | Jul 10 |
| Eggplant | Jan 16 | Mar 20–Mar 27 | 219 | fits: 70 days to maturity, 219 available after Mar 20. | Aug 2 |
| Okra | Feb 6 | Mar 13–Mar 20 | 240 | two-plantings: Plant Mar 13 and again by Aug 31; both mature before Nov 8. | Aug 31 |
| Basil | Jan 30 | Mar 27–Mar 27 | 226 | two-plantings: Plant Mar 27 and again by Aug 26; both mature before Nov 8. | Aug 26 |
| Cilantro | — | Feb 6–Feb 27 | 296 | two-plantings: Plant Feb 6 and again by Sep 26; both mature before Nov 29. | Sep 26 |
| Parsley | Dec 26 | Mar 13–Mar 20 | 261 | fits: 70 days to maturity, 261 available after Mar 13. | Sep 6 |
| Celery | Dec 26 | Mar 13–Mar 27 | 261 | fits: 120 days to maturity, 261 available after Mar 13. | Jul 18 |
| Scallions | Dec 26 | Feb 6–Feb 20 | 310 | two-plantings: Plant Feb 6 and again by Sep 30; both mature before Dec 13. | Sep 30 |
| Turnip | — | Feb 6–Feb 20 | 310 | two-plantings: Plant Feb 6 and again by Oct 10; both mature before Dec 13. | Oct 10 |
| Kohlrabi | — | Jan 23–Feb 6 | 324 | two-plantings: Plant Jan 23 and again by Oct 5; both mature before Dec 13. | Oct 5 |
| Bok Choy | Feb 6 | Feb 27–Mar 6 | 275 | two-plantings: Plant Feb 27 and again by Oct 1; both mature before Nov 29. | Oct 1 |
| Collards | Dec 26 | Feb 6–Feb 20 | 310 | two-plantings: Plant Feb 6 and again by Sep 30; both mature before Dec 13. | Sep 30 |
| Cantaloupe | Feb 20 | Mar 20–Mar 27 | 219 | fits: 85 days to maturity, 219 available after Mar 20. | Jul 18 |
| Chives | Dec 12 | Mar 13–Mar 20 | 275 | fits: 90 days to maturity, 275 available after Mar 13. | — |
| Dill | — | Jan 9–Apr 3 | 324 | two-plantings: Plant Jan 9 and again by Sep 21; both mature before Nov 29. | Sep 21 |
| Oregano | Dec 26 | Mar 13–Mar 20 | 275 | fits: 80 days to maturity, 275 available after Mar 13. | — |
| Rosemary | Dec 12 | Mar 13–Mar 20 | 261 | fits: 80 days to maturity, 261 available after Mar 13. | — |
| Sage | Jan 9 | Mar 13–Mar 20 | 275 | fits: 75 days to maturity, 275 available after Mar 13. | — |
| Thyme | Dec 26 | Mar 13–Mar 20 | 275 | fits: 90 days to maturity, 275 available after Mar 13. | — |
| Calendula | Jan 23 | Feb 20–Mar 6 | 282 | two-plantings: Plant Feb 20 and again by Sep 26; both mature before Nov 29. | Sep 26 |
| Cosmos | Feb 6 | Mar 6–Mar 20 | 247 | two-plantings: Plant Mar 6 and again by Aug 26; both mature before Nov 8. | Aug 26 |
| Lavender | Dec 12 | Mar 6–Mar 20 | 282 | fits: 90 days to maturity, 282 available after Mar 6. | — |
| Marigolds | Jan 23 | Mar 6–Mar 13 | 247 | two-plantings: Plant Mar 6 and again by Sep 5; both mature before Nov 8. | Sep 5 |
| Melons | Feb 20 | Mar 20–Mar 27 | 219 | fits: 85 days to maturity, 219 available after Mar 20. | Jul 18 |
| Mint | — | Mar 6–Mar 20 | 282 | fits: 90 days to maturity, 282 available after Mar 6. | — |
| Nasturtiums | Feb 6 | Mar 6–Mar 13 | 247 | two-plantings: Plant Mar 6 and again by Aug 31; both mature before Nov 8. | Aug 31 |
| Pole Beans | — | Mar 13–Mar 27 | 240 | fits: 65 days to maturity, 240 available after Mar 13. | Aug 21 |
| Spaghetti Squash | Feb 20 | Mar 20–Mar 27 | 226 | fits: 90 days to maturity, 226 available after Mar 20. | Jul 20 |
| Sunflowers | — | Mar 6–Mar 20 | 247 | fits: 70 days to maturity, 247 available after Mar 6. | Aug 16 |
| Tomatillos | Jan 9 | Mar 13–Mar 20 | 226 | fits: 75 days to maturity, 226 available after Mar 13. | Jul 28 |
| Watermelon | Feb 20 | Mar 13–Mar 20 | 226 | fits: 80 days to maturity, 226 available after Mar 13. | Jul 23 |
| Yellow Squash | Feb 20 | Mar 20–Mar 27 | 233 | two-plantings: Plant Mar 20 and again by Aug 31; both mature before Nov 8. | Aug 31 |
| Zinnias | Feb 6 | Mar 6–Mar 20 | 247 | two-plantings: Plant Mar 6 and again by Aug 26; both mature before Nov 8. | Aug 26 |
Month by month in Picayune
| Month | What to do |
|---|---|
| January | Start indoors: Broccoli (Jan 9), Brussel Sprouts (Jan 9), Cabbage (Jan 9), Lettuce (Jan 9), Sage (Jan 9), Swiss Chard (Jan 9), +8 more. Direct sow from: Arugula (Jan 9), Beets (Jan 9), Dill (Jan 9), Peas (Jan 9), Radish (Jan 9), Spinach (Jan 9), +1 more. Plant: Strawberry (Jan 30). |
| February | Start indoors: Bok Choy (Feb 6), Corn (Feb 6), Cosmos (Feb 6), Nasturtiums (Feb 6), Okra (Feb 6), Zinnias (Feb 6), +9 more. Direct sow from: Cilantro (Feb 6), Turnip (Feb 6), Carrots (Feb 13), Potatoes (Feb 20). Transplant from: Broccoli (Feb 6), Brussel Sprouts (Feb 6), Cabbage (Feb 6), Collards (Feb 6), Kale (Feb 6), Lettuce (Feb 6), +6 more. |
| March | Direct sow from: Sunflowers (Mar 6), Beans (Mar 13), Pole Beans (Mar 13). Transplant from: Cosmos (Mar 6), Lavender (Mar 6), Marigolds (Mar 6), Mint (Mar 6), Nasturtiums (Mar 6), Zinnias (Mar 6), +23 more. Last frost around March 6. |
| April | Frost has passed. Transplant tomatoes, peppers, and basil outdoors. Direct sow beans, cucumbers, squash, and zucchini. |
| May | Succession plant lettuce and greens. Keep beds weeded and watered consistently. |
| June | Harvest regularly to encourage production. Monitor for pests and disease. |
| July | Last sowing dates: Butternut Squash (Jul 10), Pumpkin (Jul 10), Cantaloupe (Jul 18), Celery (Jul 18), Melons (Jul 18), Spaghetti Squash (Jul 20), +4 more. |
| August | Last sowing dates: Eggplant (Aug 2), Corn (Aug 4), Sunflowers (Aug 16), Brussel Sprouts (Aug 21), Pole Beans (Aug 21), Basil (Aug 26), +8 more. |
| September | Last sowing dates: Cauliflower (Sep 1), Beans (Sep 2), Marigolds (Sep 5), Parsley (Sep 6), Peas (Sep 11), Cabbage (Sep 20), +8 more. |
| October | Last sowing dates: Bok Choy (Oct 1), Lettuce (Oct 1), Kale (Oct 5), Kohlrabi (Oct 5), Turnip (Oct 10), Arugula (Oct 20), +2 more. |
| November | Direct sow from: Garlic (Nov 22). First frost around November 22. |
| December | Start indoors: Chives (Dec 12), Lavender (Dec 12), Onion (Dec 12), Rosemary (Dec 12), Celery (Dec 26), Collards (Dec 26), +5 more. Last sowing dates: Garlic (Dec 13). |
Frequently Asked Questions
What is the last frost date for Picayune, MS (ZIP 39466)?
The median last spring frost date for Picayune, MS (ZIP code 39466) is around March 6. 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 February 16; one in ten it runs past March 24.
What is the first fall frost date in Picayune, MS?
The median first fall frost date for Picayune, MS is around November 22. 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 31 in the earliest one-in-ten years, so cover tomatoes and peppers from then.
How long is the growing season in Picayune, MS?
The frost-free growing season in Picayune is about 261 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 Picayune (261 frost-free days, a very long season), 30 of 56 planner crops fit outright, 25 get two plantings, 1 crop is perennial.
What USDA hardiness zone is Picayune, MS?
Picayune, MS is in USDA hardiness zone 9a (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 Picayune, MS?
Start tomatoes indoors Jan 30 and plant out Mar 20 in Picayune. The planner uses the local median last frost and this crop's indoor-start and transplant offsets.
How many plantings of lettuce fit in Picayune?
Two: plant Feb 6 and again by Oct 1; both mature before Nov 29.
When do I plant garlic in Picayune?
Nov 22 to Dec 13; it overwinters and is ready the following summer.
Can I get two tomato crops in Picayune?
Yes: plant out Mar 20 for a summer crop, and set out a second round of transplants by Jul 23 for a fall crop.
Which nearby ZIP has a longer season?
Bay Saint Louis (ZIP 39520) has 271 frost-free days, 10 more than Picayune (ZIP 39466). See Bay Saint Louis ZIP 39520 frost dates
Nearby and related
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