Frost Dates for Mobile, AL 36607
Mobile has 20 ZIP codes. The Mobile, AL frost page lists all of them with their dates.
Last spring frost February 28 · First fall frost November 29 · 274 frost-free days · USDA Zone 9a
ZIP 36607 has about 5,390 people, one of 20 ZIP codes in Mobile.
Very long season: 274 frost-free days. Spring frost risk spans February 7–March 21 (42 days). Fall frost risk spans November 8–December 19 (41 days).
Frost probability for 36607
| Frost | 10% | 50% | 90% |
|---|---|---|---|
| Spring (last frost) | March 21 | February 28 | February 7 |
| Fall (first frost) | November 8 | November 29 | December 19 |
Dates come from NOAA 1971–2000 freeze probabilities at MOBILE RGNL AP (13.5 km away); the 50% date is the median year.
Which crops fit a 274-day season in Mobile
In Mobile (274 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 24 | Mar 14–Mar 21 | 232 | fits: 80 days to maturity, 232 available after Mar 14. | Jul 30 |
| Pepper | Jan 17 | Mar 14–Mar 21 | 232 | fits: 75 days to maturity, 232 available after Mar 14. | Aug 4 |
| Lettuce | Jan 3 | Jan 31–Feb 7 | 309 | two-plantings: Plant Jan 31 and again by Oct 8; both mature before Dec 6. | Oct 8 |
| Carrots | — | Feb 7–Feb 14 | 316 | fits: 70 days to maturity, 316 available after Feb 7. | Sep 27 |
| Cucumber | Feb 7 | Mar 14–Mar 21 | 246 | two-plantings: Plant Mar 14 and again by Sep 2; both mature before Nov 15. | Sep 2 |
| Beans | — | Mar 7–Mar 21 | 260 | two-plantings: Plant Mar 7 and again by Sep 9; both mature before Nov 22. | Sep 9 |
| Peas | — | Jan 3–Mar 14 | 337 | fits: 65 days to maturity, 337 available after Jan 3. | Sep 18 |
| Zucchini | Feb 14 | Mar 14–Mar 21 | 246 | two-plantings: Plant Mar 14 and again by Sep 7; both mature before Nov 15. | Sep 7 |
| Onion | Dec 6 | Jan 31–Feb 14 | 309 | fits: 100 days to maturity, 309 available after Jan 31. | — |
| Spinach | — | Jan 3–Feb 21 | 351 | two-plantings: Plant Jan 3 and again by Oct 27; both mature before Dec 20. | Oct 27 |
| Kale | Dec 20 | Jan 31–Feb 14 | 323 | two-plantings: Plant Jan 31 and again by Oct 12; both mature before Dec 20. | Oct 12 |
| Broccoli | Jan 3 | Jan 31–Feb 14 | 309 | fits: 80 days to maturity, 309 available after Jan 31. | Sep 3 |
| Cabbage | Jan 3 | Jan 31–Feb 14 | 323 | fits: 70 days to maturity, 323 available after Jan 31. | Sep 27 |
| Radish | — | Jan 3–Mar 28 | 337 | two-plantings: Plant Jan 3 and again by Oct 28; both mature before Dec 6. | Oct 28 |
| Beets | — | Jan 3–Mar 28 | 337 | two-plantings: Plant Jan 3 and again by Sep 28; both mature before Dec 6. | Sep 28 |
| Potatoes | — | Feb 14–Feb 21 | 295 | fits: 90 days to maturity, 295 available after Feb 14. | — |
| Garlic | — | Nov 29 | 379 | overwinter: Plant Nov 29 to Dec 20; harvest the following summer. | Dec 20 |
| Strawberry | — | Jan 24–Mar 21 | 330 | perennial: A perennial: plant Jan 24; it fruits from the following year and keeps producing for several years. | — |
| Corn | Jan 31 | Mar 7–Mar 14 | 246 | fits: 75 days to maturity, 246 available after Mar 7. | Aug 11 |
| Pumpkin | Feb 14 | Mar 14–Mar 14 | 239 | fits: 100 days to maturity, 239 available after Mar 14. | Jul 17 |
| Cauliflower | Jan 17 | Feb 21–Mar 7 | 288 | fits: 75 days to maturity, 288 available after Feb 21. | Sep 8 |
| Swiss Chard | Jan 3 | Feb 14–Feb 14 | 295 | two-plantings: Plant Feb 14 and again by Sep 28; both mature before Dec 6. | Sep 28 |
| Arugula | — | Jan 3–Mar 28 | 351 | two-plantings: Plant Jan 3 and again by Oct 27; both mature before Dec 20. | Oct 27 |
| Brussel Sprouts | Jan 3 | Jan 31–Feb 14 | 323 | fits: 100 days to maturity, 323 available after Jan 31. | Aug 28 |
| Butternut Squash | Feb 14 | Mar 14–Mar 21 | 239 | fits: 100 days to maturity, 239 available after Mar 14. | Jul 17 |
| Eggplant | Jan 10 | Mar 14–Mar 21 | 232 | fits: 70 days to maturity, 232 available after Mar 14. | Aug 9 |
| Okra | Jan 31 | Mar 7–Mar 14 | 253 | two-plantings: Plant Mar 7 and again by Sep 7; both mature before Nov 15. | Sep 7 |
| Basil | Jan 24 | Mar 21–Mar 21 | 239 | two-plantings: Plant Mar 21 and again by Sep 2; both mature before Nov 15. | Sep 2 |
| Cilantro | — | Jan 31–Feb 21 | 309 | two-plantings: Plant Jan 31 and again by Oct 3; both mature before Dec 6. | Oct 3 |
| Parsley | Dec 20 | Mar 7–Mar 14 | 274 | fits: 70 days to maturity, 274 available after Mar 7. | Sep 13 |
| Celery | Dec 20 | Mar 7–Mar 21 | 274 | fits: 120 days to maturity, 274 available after Mar 7. | Jul 25 |
| Scallions | Dec 20 | Jan 31–Feb 14 | 323 | two-plantings: Plant Jan 31 and again by Oct 7; both mature before Dec 20. | Oct 7 |
| Turnip | — | Jan 31–Feb 14 | 323 | two-plantings: Plant Jan 31 and again by Oct 17; both mature before Dec 20. | Oct 17 |
| Kohlrabi | — | Jan 17–Jan 31 | 337 | two-plantings: Plant Jan 17 and again by Oct 12; both mature before Dec 20. | Oct 12 |
| Bok Choy | Jan 31 | Feb 21–Feb 28 | 288 | two-plantings: Plant Feb 21 and again by Oct 8; both mature before Dec 6. | Oct 8 |
| Collards | Dec 20 | Jan 31–Feb 14 | 323 | two-plantings: Plant Jan 31 and again by Oct 7; both mature before Dec 20. | Oct 7 |
| Cantaloupe | Feb 14 | Mar 14–Mar 21 | 232 | fits: 85 days to maturity, 232 available after Mar 14. | Jul 25 |
| Chives | Dec 6 | Mar 7–Mar 14 | 288 | fits: 90 days to maturity, 288 available after Mar 7. | — |
| Dill | — | Jan 3–Mar 28 | 337 | two-plantings: Plant Jan 3 and again by Sep 28; both mature before Dec 6. | Sep 28 |
| Oregano | Dec 20 | Mar 7–Mar 14 | 288 | fits: 80 days to maturity, 288 available after Mar 7. | — |
| Rosemary | Dec 6 | Mar 7–Mar 14 | 274 | fits: 80 days to maturity, 274 available after Mar 7. | — |
| Sage | Jan 3 | Mar 7–Mar 14 | 288 | fits: 75 days to maturity, 288 available after Mar 7. | — |
| Thyme | Dec 20 | Mar 7–Mar 14 | 288 | fits: 90 days to maturity, 288 available after Mar 7. | — |
| Calendula | Jan 17 | Feb 14–Feb 28 | 295 | two-plantings: Plant Feb 14 and again by Oct 3; both mature before Dec 6. | Oct 3 |
| Cosmos | Jan 31 | Feb 28–Mar 14 | 260 | two-plantings: Plant Feb 28 and again by Sep 2; both mature before Nov 15. | Sep 2 |
| Lavender | Dec 6 | Feb 28–Mar 14 | 295 | fits: 90 days to maturity, 295 available after Feb 28. | — |
| Marigolds | Jan 17 | Feb 28–Mar 7 | 260 | two-plantings: Plant Feb 28 and again by Sep 12; both mature before Nov 15. | Sep 12 |
| Melons | Feb 14 | Mar 14–Mar 21 | 232 | fits: 85 days to maturity, 232 available after Mar 14. | Jul 25 |
| Mint | — | Feb 28–Mar 14 | 295 | fits: 90 days to maturity, 295 available after Feb 28. | — |
| Nasturtiums | Jan 31 | Feb 28–Mar 7 | 260 | two-plantings: Plant Feb 28 and again by Sep 7; both mature before Nov 15. | Sep 7 |
| Pole Beans | — | Mar 7–Mar 21 | 253 | fits: 65 days to maturity, 253 available after Mar 7. | Aug 28 |
| Spaghetti Squash | Feb 14 | Mar 14–Mar 21 | 239 | fits: 90 days to maturity, 239 available after Mar 14. | Jul 27 |
| Sunflowers | — | Feb 28–Mar 14 | 260 | fits: 70 days to maturity, 260 available after Feb 28. | Aug 23 |
| Tomatillos | Jan 3 | Mar 7–Mar 14 | 239 | fits: 75 days to maturity, 239 available after Mar 7. | Aug 4 |
| Watermelon | Feb 14 | Mar 7–Mar 14 | 239 | fits: 80 days to maturity, 239 available after Mar 7. | Jul 30 |
| Yellow Squash | Feb 14 | Mar 14–Mar 21 | 246 | two-plantings: Plant Mar 14 and again by Sep 7; both mature before Nov 15. | Sep 7 |
| Zinnias | Jan 31 | Feb 28–Mar 14 | 260 | two-plantings: Plant Feb 28 and again by Sep 2; both mature before Nov 15. | Sep 2 |
Month by month in Mobile
| Month | What to do |
|---|---|
| January | Start indoors: Broccoli (Jan 3), Brussel Sprouts (Jan 3), Cabbage (Jan 3), Lettuce (Jan 3), Sage (Jan 3), Swiss Chard (Jan 3), +14 more. Direct sow from: Arugula (Jan 3), Beets (Jan 3), Dill (Jan 3), Peas (Jan 3), Radish (Jan 3), Spinach (Jan 3), +3 more. Transplant from: Broccoli (Jan 31), Brussel Sprouts (Jan 31), Cabbage (Jan 31), Collards (Jan 31), Kale (Jan 31), Lettuce (Jan 31), +2 more. Plant: Strawberry (Jan 24). |
| February | Start indoors: Cucumber (Feb 7), Butternut Squash (Feb 14), Cantaloupe (Feb 14), Melons (Feb 14), Pumpkin (Feb 14), Spaghetti Squash (Feb 14), +3 more. Direct sow from: Carrots (Feb 7), Potatoes (Feb 14), Sunflowers (Feb 28). Transplant from: Calendula (Feb 14), Swiss Chard (Feb 14), Bok Choy (Feb 21), Cauliflower (Feb 21), Cosmos (Feb 28), Lavender (Feb 28), +4 more. Last frost around February 28. |
| March | Direct sow from: Beans (Mar 7), Pole Beans (Mar 7). Transplant from: Celery (Mar 7), Chives (Mar 7), Corn (Mar 7), Okra (Mar 7), Oregano (Mar 7), Parsley (Mar 7), +17 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 17), Pumpkin (Jul 17), Cantaloupe (Jul 25), Celery (Jul 25), Melons (Jul 25), Spaghetti Squash (Jul 27), +2 more. |
| August | Last sowing dates: Pepper (Aug 4), Tomatillos (Aug 4), Eggplant (Aug 9), Corn (Aug 11), Sunflowers (Aug 23), Brussel Sprouts (Aug 28), +1 more. |
| September | Last sowing dates: Basil (Sep 2), Cosmos (Sep 2), Cucumber (Sep 2), Zinnias (Sep 2), Broccoli (Sep 3), Nasturtiums (Sep 7), +13 more. |
| October | Last sowing dates: Calendula (Oct 3), Cilantro (Oct 3), Collards (Oct 7), Scallions (Oct 7), Bok Choy (Oct 8), Lettuce (Oct 8), +6 more. |
| November | Direct sow from: Garlic (Nov 29). First frost around November 29. |
| December | Start indoors: Chives (Dec 6), Lavender (Dec 6), Onion (Dec 6), Rosemary (Dec 6), Celery (Dec 20), Collards (Dec 20), +5 more. Last sowing dates: Garlic (Dec 20). |
Frequently Asked Questions
What is the last frost date for Mobile, AL (ZIP 36607)?
The median last spring frost date for Mobile, AL (ZIP code 36607) is around February 28. 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 7; one in ten it runs past March 21.
What is the first fall frost date in Mobile, AL?
The median first fall frost date for Mobile, AL is around November 29. 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 8 in the earliest one-in-ten years, so cover tomatoes and peppers from then.
How long is the growing season in Mobile, AL?
The frost-free growing season in Mobile is about 274 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 Mobile (274 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 Mobile, AL?
Mobile, AL 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 Mobile, AL?
Start tomatoes indoors Jan 24 and plant out Mar 14 in Mobile. The planner uses the local median last frost and this crop's indoor-start and transplant offsets.
How many plantings of lettuce fit in Mobile?
Two: plant Jan 31 and again by Oct 8; both mature before Dec 6.
When do I plant garlic in Mobile?
Nov 29 to Dec 20; it overwinters and is ready the following summer.
Can I get two tomato crops in Mobile?
Yes: plant out Mar 14 for a summer crop, and set out a second round of transplants by Jul 30 for a fall crop.
Nearby and related
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