Frost Dates for Saint Martinville, LA 70582
Last spring frost February 17 · First fall frost December 4 · 290 frost-free days · USDA Zone 9a
ZIP 70582 has about 19,200 people.
Very long season: 290 frost-free days. Spring frost risk spans January 17–March 17 (59 days). Fall frost risk spans November 13–December 28 (45 days).
Frost probability for 70582
| Frost | 10% | 50% | 90% |
|---|---|---|---|
| Spring (last frost) | March 17 | February 17 | January 17 |
| Fall (first frost) | November 13 | December 4 | December 28 |
Dates come from NOAA 1971–2000 freeze probabilities at NEW IBERIA AP - ACADIANA RGNL (17.4 km away); the 50% date is the median year.
Which crops fit a 290-day season in Saint Martinville
In Saint Martinville (290 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 13 | Mar 3–Mar 10 | 248 | fits: 80 days to maturity, 248 available after Mar 3. | Aug 4 |
| Pepper | Jan 6 | Mar 3–Mar 10 | 248 | fits: 75 days to maturity, 248 available after Mar 3. | Aug 9 |
| Lettuce | Dec 23 | Jan 20–Jan 27 | 325 | two-plantings: Plant Jan 20 and again by Oct 13; both mature before Dec 11. | Oct 13 |
| Carrots | — | Jan 27–Feb 3 | 332 | fits: 70 days to maturity, 332 available after Jan 27. | Oct 2 |
| Cucumber | Jan 27 | Mar 3–Mar 10 | 262 | two-plantings: Plant Mar 3 and again by Sep 7; both mature before Nov 20. | Sep 7 |
| Beans | — | Feb 24–Mar 10 | 276 | two-plantings: Plant Feb 24 and again by Sep 14; both mature before Nov 27. | Sep 14 |
| Peas | — | Dec 23–Mar 3 | 353 | fits: 65 days to maturity, 353 available after Dec 23. | Sep 23 |
| Zucchini | Feb 3 | Mar 3–Mar 10 | 262 | two-plantings: Plant Mar 3 and again by Sep 12; both mature before Nov 20. | Sep 12 |
| Onion | Nov 25 | Jan 20–Feb 3 | 325 | fits: 100 days to maturity, 325 available after Jan 20. | — |
| Spinach | — | Dec 23–Feb 10 | 367 | two-plantings: Plant Dec 23 and again by Nov 1; both mature before Dec 25. | Nov 1 |
| Kale | Dec 9 | Jan 20–Feb 3 | 339 | two-plantings: Plant Jan 20 and again by Oct 17; both mature before Dec 25. | Oct 17 |
| Broccoli | Dec 23 | Jan 20–Feb 3 | 325 | fits: 80 days to maturity, 325 available after Jan 20. | Sep 8 |
| Cabbage | Dec 23 | Jan 20–Feb 3 | 339 | fits: 70 days to maturity, 339 available after Jan 20. | Oct 2 |
| Radish | — | Dec 23–Mar 17 | 353 | two-plantings: Plant Dec 23 and again by Nov 2; both mature before Dec 11. | Nov 2 |
| Beets | — | Dec 23–Mar 17 | 353 | two-plantings: Plant Dec 23 and again by Oct 3; both mature before Dec 11. | Oct 3 |
| Potatoes | — | Feb 3–Feb 10 | 311 | fits: 90 days to maturity, 311 available after Feb 3. | — |
| Garlic | — | Dec 4 | 395 | overwinter: Plant Dec 4 to Dec 25; harvest the following summer. | Dec 25 |
| Strawberry | — | Jan 13–Mar 10 | 346 | perennial: A perennial: plant Jan 13; it fruits from the following year and keeps producing for several years. | — |
| Corn | Jan 20 | Feb 24–Mar 3 | 262 | fits: 75 days to maturity, 262 available after Feb 24. | Aug 16 |
| Pumpkin | Feb 3 | Mar 3–Mar 3 | 255 | fits: 100 days to maturity, 255 available after Mar 3. | Jul 22 |
| Cauliflower | Jan 6 | Feb 10–Feb 24 | 304 | fits: 75 days to maturity, 304 available after Feb 10. | Sep 13 |
| Swiss Chard | Dec 23 | Feb 3–Feb 3 | 311 | two-plantings: Plant Feb 3 and again by Oct 3; both mature before Dec 11. | Oct 3 |
| Arugula | — | Dec 23–Mar 17 | 367 | two-plantings: Plant Dec 23 and again by Nov 1; both mature before Dec 25. | Nov 1 |
| Brussel Sprouts | Dec 23 | Jan 20–Feb 3 | 339 | fits: 100 days to maturity, 339 available after Jan 20. | Sep 2 |
| Butternut Squash | Feb 3 | Mar 3–Mar 10 | 255 | fits: 100 days to maturity, 255 available after Mar 3. | Jul 22 |
| Eggplant | Dec 30 | Mar 3–Mar 10 | 248 | fits: 70 days to maturity, 248 available after Mar 3. | Aug 14 |
| Okra | Jan 20 | Feb 24–Mar 3 | 269 | two-plantings: Plant Feb 24 and again by Sep 12; both mature before Nov 20. | Sep 12 |
| Basil | Jan 13 | Mar 10–Mar 10 | 255 | two-plantings: Plant Mar 10 and again by Sep 7; both mature before Nov 20. | Sep 7 |
| Cilantro | — | Jan 20–Feb 10 | 325 | two-plantings: Plant Jan 20 and again by Oct 8; both mature before Dec 11. | Oct 8 |
| Parsley | Dec 9 | Feb 24–Mar 3 | 290 | fits: 70 days to maturity, 290 available after Feb 24. | Sep 18 |
| Celery | Dec 9 | Feb 24–Mar 10 | 290 | fits: 120 days to maturity, 290 available after Feb 24. | Jul 30 |
| Scallions | Dec 9 | Jan 20–Feb 3 | 339 | two-plantings: Plant Jan 20 and again by Oct 12; both mature before Dec 25. | Oct 12 |
| Turnip | — | Jan 20–Feb 3 | 339 | two-plantings: Plant Jan 20 and again by Oct 22; both mature before Dec 25. | Oct 22 |
| Kohlrabi | — | Jan 6–Jan 20 | 353 | two-plantings: Plant Jan 6 and again by Oct 17; both mature before Dec 25. | Oct 17 |
| Bok Choy | Jan 20 | Feb 10–Feb 17 | 304 | two-plantings: Plant Feb 10 and again by Oct 13; both mature before Dec 11. | Oct 13 |
| Collards | Dec 9 | Jan 20–Feb 3 | 339 | two-plantings: Plant Jan 20 and again by Oct 12; both mature before Dec 25. | Oct 12 |
| Cantaloupe | Feb 3 | Mar 3–Mar 10 | 248 | fits: 85 days to maturity, 248 available after Mar 3. | Jul 30 |
| Chives | Nov 25 | Feb 24–Mar 3 | 304 | fits: 90 days to maturity, 304 available after Feb 24. | — |
| Dill | — | Dec 23–Mar 17 | 353 | two-plantings: Plant Dec 23 and again by Oct 3; both mature before Dec 11. | Oct 3 |
| Oregano | Dec 9 | Feb 24–Mar 3 | 304 | fits: 80 days to maturity, 304 available after Feb 24. | — |
| Rosemary | Nov 25 | Feb 24–Mar 3 | 290 | fits: 80 days to maturity, 290 available after Feb 24. | — |
| Sage | Dec 23 | Feb 24–Mar 3 | 304 | fits: 75 days to maturity, 304 available after Feb 24. | — |
| Thyme | Dec 9 | Feb 24–Mar 3 | 304 | fits: 90 days to maturity, 304 available after Feb 24. | — |
| Calendula | Jan 6 | Feb 3–Feb 17 | 311 | two-plantings: Plant Feb 3 and again by Oct 8; both mature before Dec 11. | Oct 8 |
| Cosmos | Jan 20 | Feb 17–Mar 3 | 276 | two-plantings: Plant Feb 17 and again by Sep 7; both mature before Nov 20. | Sep 7 |
| Lavender | Nov 25 | Feb 17–Mar 3 | 311 | fits: 90 days to maturity, 311 available after Feb 17. | — |
| Marigolds | Jan 6 | Feb 17–Feb 24 | 276 | two-plantings: Plant Feb 17 and again by Sep 17; both mature before Nov 20. | Sep 17 |
| Melons | Feb 3 | Mar 3–Mar 10 | 248 | fits: 85 days to maturity, 248 available after Mar 3. | Jul 30 |
| Mint | — | Feb 17–Mar 3 | 311 | fits: 90 days to maturity, 311 available after Feb 17. | — |
| Nasturtiums | Jan 20 | Feb 17–Feb 24 | 276 | two-plantings: Plant Feb 17 and again by Sep 12; both mature before Nov 20. | Sep 12 |
| Pole Beans | — | Feb 24–Mar 10 | 269 | fits: 65 days to maturity, 269 available after Feb 24. | Sep 2 |
| Spaghetti Squash | Feb 3 | Mar 3–Mar 10 | 255 | fits: 90 days to maturity, 255 available after Mar 3. | Aug 1 |
| Sunflowers | — | Feb 17–Mar 3 | 276 | fits: 70 days to maturity, 276 available after Feb 17. | Aug 28 |
| Tomatillos | Dec 23 | Feb 24–Mar 3 | 255 | fits: 75 days to maturity, 255 available after Feb 24. | Aug 9 |
| Watermelon | Feb 3 | Feb 24–Mar 3 | 255 | fits: 80 days to maturity, 255 available after Feb 24. | Aug 4 |
| Yellow Squash | Feb 3 | Mar 3–Mar 10 | 262 | two-plantings: Plant Mar 3 and again by Sep 12; both mature before Nov 20. | Sep 12 |
| Zinnias | Jan 20 | Feb 17–Mar 3 | 276 | two-plantings: Plant Feb 17 and again by Sep 7; both mature before Nov 20. | Sep 7 |
Month by month in Saint Martinville
| Month | What to do |
|---|---|
| January | Start indoors: Calendula (Jan 6), Cauliflower (Jan 6), Marigolds (Jan 6), Pepper (Jan 6), Basil (Jan 13), Tomato (Jan 13), +7 more. Direct sow from: Kohlrabi (Jan 6), Cilantro (Jan 20), Turnip (Jan 20), Carrots (Jan 27). Transplant from: Broccoli (Jan 20), Brussel Sprouts (Jan 20), Cabbage (Jan 20), Collards (Jan 20), Kale (Jan 20), Lettuce (Jan 20), +2 more. Plant: Strawberry (Jan 13). |
| February | Start indoors: Butternut Squash (Feb 3), Cantaloupe (Feb 3), Melons (Feb 3), Pumpkin (Feb 3), Spaghetti Squash (Feb 3), Watermelon (Feb 3), +2 more. Direct sow from: Potatoes (Feb 3), Sunflowers (Feb 17), Beans (Feb 24), Pole Beans (Feb 24). Transplant from: Calendula (Feb 3), Swiss Chard (Feb 3), Bok Choy (Feb 10), Cauliflower (Feb 10), Cosmos (Feb 17), Lavender (Feb 17), +15 more. Last frost around February 17. |
| March | Transplant from: Butternut Squash (Mar 3), Cantaloupe (Mar 3), Cucumber (Mar 3), Eggplant (Mar 3), Melons (Mar 3), Pepper (Mar 3), +6 more. |
| April | Succession plant lettuce and greens. Keep beds weeded and watered consistently. |
| May | Harvest regularly to encourage production. Monitor for pests and disease. |
| June | Midsummer: harvest beans, zucchini, cucumbers. Start brassica seeds indoors for fall. |
| July | Last sowing dates: Butternut Squash (Jul 22), Pumpkin (Jul 22), Cantaloupe (Jul 30), Celery (Jul 30), Melons (Jul 30). |
| August | Last sowing dates: Spaghetti Squash (Aug 1), Tomato (Aug 4), Watermelon (Aug 4), Pepper (Aug 9), Tomatillos (Aug 9), Eggplant (Aug 14), +2 more. |
| September | Last sowing dates: Brussel Sprouts (Sep 2), Pole Beans (Sep 2), Basil (Sep 7), Cosmos (Sep 7), Cucumber (Sep 7), Zinnias (Sep 7), +10 more. |
| October | Last sowing dates: Cabbage (Oct 2), Carrots (Oct 2), Beets (Oct 3), Dill (Oct 3), Swiss Chard (Oct 3), Calendula (Oct 8), +8 more. |
| November | Start indoors: Chives (Nov 25), Lavender (Nov 25), Onion (Nov 25), Rosemary (Nov 25). Last sowing dates: Arugula (Nov 1), Spinach (Nov 1), Radish (Nov 2). |
| December | Start indoors: Celery (Dec 9), Collards (Dec 9), Kale (Dec 9), Oregano (Dec 9), Parsley (Dec 9), Scallions (Dec 9), +9 more. Direct sow from: Garlic (Dec 4), Arugula (Dec 23), Beets (Dec 23), Dill (Dec 23), Peas (Dec 23), Radish (Dec 23), +1 more. First frost around December 4. Last sowing dates: Garlic (Dec 25). |
Frequently Asked Questions
What is the last frost date for Saint Martinville, LA (ZIP 70582)?
The median last spring frost date for Saint Martinville, LA (ZIP code 70582) is around February 17. 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 January 17; one in ten it runs past March 17.
What is the first fall frost date in Saint Martinville, LA?
The median first fall frost date for Saint Martinville, LA is around December 4. 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 November 13 in the earliest one-in-ten years, so cover tomatoes and peppers from then.
How long is the growing season in Saint Martinville, LA?
The frost-free growing season in Saint Martinville is about 290 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 Saint Martinville (290 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 Saint Martinville, LA?
Saint Martinville, LA 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 Saint Martinville, LA?
Start tomatoes indoors Jan 13 and plant out Mar 3 in Saint Martinville. The planner uses the local median last frost and this crop's indoor-start and transplant offsets.
How many plantings of lettuce fit in Saint Martinville?
Two: plant Jan 20 and again by Oct 13; both mature before Dec 11.
When do I plant garlic in Saint Martinville?
Dec 4 to Dec 25; it overwinters and is ready the following summer.
Can I get two tomato crops in Saint Martinville?
Yes: plant out Mar 3 for a summer crop, and set out a second round of transplants by Aug 4 for a fall crop.
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