Frost Dates for Madisonville, LA 70447
Last spring frost March 13 · First fall frost November 17 · 249 frost-free days · USDA Zone 9a
ZIP 70447 has about 17,900 people.
Very long season: 249 frost-free days. Spring frost risk spans February 23–April 1 (37 days). Fall frost risk spans October 31–December 4 (34 days).
Frost probability for 70447
| Frost | 10% | 50% | 90% |
|---|---|---|---|
| Spring (last frost) | April 1 | March 13 | February 23 |
| Fall (first frost) | October 31 | November 17 | December 4 |
Dates come from NOAA 1971–2000 freeze probabilities at AMITE (44.5 km away); the 50% date is the median year.
Which crops fit a 249-day season in Madisonville
In Madisonville (249 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 | Feb 6 | Mar 27–Apr 3 | 207 | fits: 80 days to maturity, 207 available after Mar 27. | Jul 18 |
| Pepper | Jan 30 | Mar 27–Apr 3 | 207 | fits: 75 days to maturity, 207 available after Mar 27. | Jul 23 |
| Lettuce | Jan 16 | Feb 13–Feb 20 | 284 | two-plantings: Plant Feb 13 and again by Sep 26; both mature before Nov 24. | Sep 26 |
| Carrots | — | Feb 20–Feb 27 | 291 | fits: 70 days to maturity, 291 available after Feb 20. | Sep 15 |
| Cucumber | Feb 20 | Mar 27–Apr 3 | 221 | two-plantings: Plant Mar 27 and again by Aug 21; both mature before Nov 3. | Aug 21 |
| Beans | — | Mar 20–Apr 3 | 235 | two-plantings: Plant Mar 20 and again by Aug 28; both mature before Nov 10. | Aug 28 |
| Peas | — | Jan 16–Mar 27 | 312 | fits: 65 days to maturity, 312 available after Jan 16. | Sep 6 |
| Zucchini | Feb 27 | Mar 27–Apr 3 | 221 | two-plantings: Plant Mar 27 and again by Aug 26; both mature before Nov 3. | Aug 26 |
| Onion | Dec 19 | Feb 13–Feb 27 | 284 | fits: 100 days to maturity, 284 available after Feb 13. | — |
| Spinach | — | Jan 16–Mar 6 | 326 | two-plantings: Plant Jan 16 and again by Oct 15; both mature before Dec 8. | Oct 15 |
| Kale | Jan 2 | Feb 13–Feb 27 | 298 | two-plantings: Plant Feb 13 and again by Sep 30; both mature before Dec 8. | Sep 30 |
| Broccoli | Jan 16 | Feb 13–Feb 27 | 284 | fits: 80 days to maturity, 284 available after Feb 13. | Aug 22 |
| Cabbage | Jan 16 | Feb 13–Feb 27 | 298 | fits: 70 days to maturity, 298 available after Feb 13. | Sep 15 |
| Radish | — | Jan 16–Apr 10 | 312 | two-plantings: Plant Jan 16 and again by Oct 16; both mature before Nov 24. | Oct 16 |
| Beets | — | Jan 16–Apr 10 | 312 | two-plantings: Plant Jan 16 and again by Sep 16; both mature before Nov 24. | Sep 16 |
| Potatoes | — | Feb 27–Mar 6 | 270 | fits: 90 days to maturity, 270 available after Feb 27. | — |
| Garlic | — | Nov 17 | 354 | overwinter: Plant Nov 17 to Dec 8; harvest the following summer. | Dec 8 |
| Strawberry | — | Feb 6–Apr 3 | 305 | perennial: A perennial: plant Feb 6; it fruits from the following year and keeps producing for several years. | — |
| Corn | Feb 13 | Mar 20–Mar 27 | 221 | fits: 75 days to maturity, 221 available after Mar 20. | Jul 30 |
| Pumpkin | Feb 27 | Mar 27–Mar 27 | 214 | fits: 100 days to maturity, 214 available after Mar 27. | Jul 5 |
| Cauliflower | Jan 30 | Mar 6–Mar 20 | 263 | fits: 75 days to maturity, 263 available after Mar 6. | Aug 27 |
| Swiss Chard | Jan 16 | Feb 27–Feb 27 | 270 | two-plantings: Plant Feb 27 and again by Sep 16; both mature before Nov 24. | Sep 16 |
| Arugula | — | Jan 16–Apr 10 | 326 | two-plantings: Plant Jan 16 and again by Oct 15; both mature before Dec 8. | Oct 15 |
| Brussel Sprouts | Jan 16 | Feb 13–Feb 27 | 298 | fits: 100 days to maturity, 298 available after Feb 13. | Aug 16 |
| Butternut Squash | Feb 27 | Mar 27–Apr 3 | 214 | fits: 100 days to maturity, 214 available after Mar 27. | Jul 5 |
| Eggplant | Jan 23 | Mar 27–Apr 3 | 207 | fits: 70 days to maturity, 207 available after Mar 27. | Jul 28 |
| Okra | Feb 13 | Mar 20–Mar 27 | 228 | two-plantings: Plant Mar 20 and again by Aug 26; both mature before Nov 3. | Aug 26 |
| Basil | Feb 6 | Apr 3–Apr 3 | 214 | two-plantings: Plant Apr 3 and again by Aug 21; both mature before Nov 3. | Aug 21 |
| Cilantro | — | Feb 13–Mar 6 | 284 | two-plantings: Plant Feb 13 and again by Sep 21; both mature before Nov 24. | Sep 21 |
| Parsley | Jan 2 | Mar 20–Mar 27 | 249 | fits: 70 days to maturity, 249 available after Mar 20. | Sep 1 |
| Celery | Jan 2 | Mar 20–Apr 3 | 249 | fits: 120 days to maturity, 249 available after Mar 20. | Jul 13 |
| Scallions | Jan 2 | Feb 13–Feb 27 | 298 | two-plantings: Plant Feb 13 and again by Sep 25; both mature before Dec 8. | Sep 25 |
| Turnip | — | Feb 13–Feb 27 | 298 | two-plantings: Plant Feb 13 and again by Oct 5; both mature before Dec 8. | Oct 5 |
| Kohlrabi | — | Jan 30–Feb 13 | 312 | two-plantings: Plant Jan 30 and again by Sep 30; both mature before Dec 8. | Sep 30 |
| Bok Choy | Feb 13 | Mar 6–Mar 13 | 263 | two-plantings: Plant Mar 6 and again by Sep 26; both mature before Nov 24. | Sep 26 |
| Collards | Jan 2 | Feb 13–Feb 27 | 298 | two-plantings: Plant Feb 13 and again by Sep 25; both mature before Dec 8. | Sep 25 |
| Cantaloupe | Feb 27 | Mar 27–Apr 3 | 207 | fits: 85 days to maturity, 207 available after Mar 27. | Jul 13 |
| Chives | Dec 19 | Mar 20–Mar 27 | 263 | fits: 90 days to maturity, 263 available after Mar 20. | — |
| Dill | — | Jan 16–Apr 10 | 312 | two-plantings: Plant Jan 16 and again by Sep 16; both mature before Nov 24. | Sep 16 |
| Oregano | Jan 2 | Mar 20–Mar 27 | 263 | fits: 80 days to maturity, 263 available after Mar 20. | — |
| Rosemary | Dec 19 | Mar 20–Mar 27 | 249 | fits: 80 days to maturity, 249 available after Mar 20. | — |
| Sage | Jan 16 | Mar 20–Mar 27 | 263 | fits: 75 days to maturity, 263 available after Mar 20. | — |
| Thyme | Jan 2 | Mar 20–Mar 27 | 263 | fits: 90 days to maturity, 263 available after Mar 20. | — |
| Calendula | Jan 30 | Feb 27–Mar 13 | 270 | two-plantings: Plant Feb 27 and again by Sep 21; both mature before Nov 24. | Sep 21 |
| Cosmos | Feb 13 | Mar 13–Mar 27 | 235 | two-plantings: Plant Mar 13 and again by Aug 21; both mature before Nov 3. | Aug 21 |
| Lavender | Dec 19 | Mar 13–Mar 27 | 270 | fits: 90 days to maturity, 270 available after Mar 13. | — |
| Marigolds | Jan 30 | Mar 13–Mar 20 | 235 | two-plantings: Plant Mar 13 and again by Aug 31; both mature before Nov 3. | Aug 31 |
| Melons | Feb 27 | Mar 27–Apr 3 | 207 | fits: 85 days to maturity, 207 available after Mar 27. | Jul 13 |
| Mint | — | Mar 13–Mar 27 | 270 | fits: 90 days to maturity, 270 available after Mar 13. | — |
| Nasturtiums | Feb 13 | Mar 13–Mar 20 | 235 | two-plantings: Plant Mar 13 and again by Aug 26; both mature before Nov 3. | Aug 26 |
| Pole Beans | — | Mar 20–Apr 3 | 228 | fits: 65 days to maturity, 228 available after Mar 20. | Aug 16 |
| Spaghetti Squash | Feb 27 | Mar 27–Apr 3 | 214 | fits: 90 days to maturity, 214 available after Mar 27. | Jul 15 |
| Sunflowers | — | Mar 13–Mar 27 | 235 | fits: 70 days to maturity, 235 available after Mar 13. | Aug 11 |
| Tomatillos | Jan 16 | Mar 20–Mar 27 | 214 | fits: 75 days to maturity, 214 available after Mar 20. | Jul 23 |
| Watermelon | Feb 27 | Mar 20–Mar 27 | 214 | fits: 80 days to maturity, 214 available after Mar 20. | Jul 18 |
| Yellow Squash | Feb 27 | Mar 27–Apr 3 | 221 | two-plantings: Plant Mar 27 and again by Aug 26; both mature before Nov 3. | Aug 26 |
| Zinnias | Feb 13 | Mar 13–Mar 27 | 235 | two-plantings: Plant Mar 13 and again by Aug 21; both mature before Nov 3. | Aug 21 |
Month by month in Madisonville
| Month | What to do |
|---|---|
| January | Start indoors: Celery (Jan 2), Collards (Jan 2), Kale (Jan 2), Oregano (Jan 2), Parsley (Jan 2), Scallions (Jan 2), +13 more. Direct sow from: Arugula (Jan 16), Beets (Jan 16), Dill (Jan 16), Peas (Jan 16), Radish (Jan 16), Spinach (Jan 16), +1 more. |
| February | Start indoors: Basil (Feb 6), Tomato (Feb 6), Bok Choy (Feb 13), Corn (Feb 13), Cosmos (Feb 13), Nasturtiums (Feb 13), +11 more. Direct sow from: Cilantro (Feb 13), Turnip (Feb 13), Carrots (Feb 20), Potatoes (Feb 27). Transplant from: Broccoli (Feb 13), Brussel Sprouts (Feb 13), Cabbage (Feb 13), Collards (Feb 13), Kale (Feb 13), Lettuce (Feb 13), +4 more. Plant: Strawberry (Feb 6). |
| March | Direct sow from: Sunflowers (Mar 13), Beans (Mar 20), Pole Beans (Mar 20). Transplant from: Bok Choy (Mar 6), Cauliflower (Mar 6), Cosmos (Mar 13), Lavender (Mar 13), Marigolds (Mar 13), Mint (Mar 13), +24 more. Last frost around March 13. |
| April | Transplant from: Basil (Apr 3). |
| 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 5), Pumpkin (Jul 5), Cantaloupe (Jul 13), Celery (Jul 13), Melons (Jul 13), Spaghetti Squash (Jul 15), +6 more. |
| August | Last sowing dates: Sunflowers (Aug 11), Brussel Sprouts (Aug 16), Pole Beans (Aug 16), Basil (Aug 21), Cosmos (Aug 21), Cucumber (Aug 21), +9 more. |
| September | Last sowing dates: Parsley (Sep 1), Peas (Sep 6), Cabbage (Sep 15), Carrots (Sep 15), Beets (Sep 16), Dill (Sep 16), +9 more. |
| October | Last sowing dates: Turnip (Oct 5), Arugula (Oct 15), Spinach (Oct 15), Radish (Oct 16). |
| November | Direct sow from: Garlic (Nov 17). First frost around November 17. |
| December | Start indoors: Chives (Dec 19), Lavender (Dec 19), Onion (Dec 19), Rosemary (Dec 19). Last sowing dates: Garlic (Dec 8). |
Frequently Asked Questions
What is the last frost date for Madisonville, LA (ZIP 70447)?
The median last spring frost date for Madisonville, LA (ZIP code 70447) is around March 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 February 23; one in ten it runs past April 1.
What is the first fall frost date in Madisonville, LA?
The median first fall frost date for Madisonville, LA is around November 17. 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 Madisonville, LA?
The frost-free growing season in Madisonville is about 249 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 Madisonville (249 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 Madisonville, LA?
Madisonville, 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 Madisonville, LA?
Start tomatoes indoors Feb 6 and plant out Mar 27 in Madisonville. The planner uses the local median last frost and this crop's indoor-start and transplant offsets.
How many plantings of lettuce fit in Madisonville?
Two: plant Feb 13 and again by Sep 26; both mature before Nov 24.
When do I plant garlic in Madisonville?
Nov 17 to Dec 8; it overwinters and is ready the following summer.
Can I get two tomato crops in Madisonville?
Yes: plant out Mar 27 for a summer crop, and set out a second round of transplants by Jul 18 for a fall crop.
Which nearby ZIP has a longer season?
Covington (ZIP 70433) has 262 frost-free days, 13 more than Madisonville (ZIP 70447). See Covington ZIP 70433 frost dates
Nearby and related
- Frost dates for Covington, LA 70433 (4.7 mi)
- Frost dates for Ponchatoula, LA 70454 (10 mi)
- Frost dates for Mandeville, LA 70448 (10.5 mi)
- Frost dates for Hammond, LA 70403 (17.4 mi)
- Frost dates for Tickfaw, LA 70466 (20.5 mi)
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- Look up another ZIP