Frost Dates for Corpus Christi, TX 78418
Corpus Christi has 18 ZIP codes. The Corpus Christi, TX frost page lists all of them with their dates.
Last spring frost February 2 · First fall frost December 23 · 324 frost-free days · USDA Zone 10a
ZIP 78418 has about 29,800 people, one of 18 ZIP codes in Corpus Christi.
Very long season: 324 frost-free days. Spring frost risk spans December 18–March 13 (85 days). Fall frost risk spans November 25–January 18 (54 days).
Frost probability for 78418
| Frost | 10% | 50% | 90% |
|---|---|---|---|
| Spring (last frost) | March 13 | February 2 | December 18 |
| Fall (first frost) | November 25 | December 23 | January 18 |
Dates come from NOAA 1971–2000 freeze probabilities at CHAPMAN RCH (17.4 km away); the 50% date is the median year.
Which crops fit a 324-day season in Corpus Christi
In Corpus Christi (324 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 | Dec 29 | Feb 16–Feb 23 | 282 | fits: 80 days to maturity, 282 available after Feb 16. | Aug 23 |
| Pepper | Dec 22 | Feb 16–Feb 23 | 282 | fits: 75 days to maturity, 282 available after Feb 16. | Aug 28 |
| Lettuce | Dec 8 | Jan 5–Jan 12 | 359 | two-plantings: Plant Jan 5 and again by Nov 1; both mature before Dec 30. | Nov 1 |
| Carrots | — | Jan 12–Jan 19 | 366 | fits: 70 days to maturity, 366 available after Jan 12. | Oct 21 |
| Cucumber | Jan 12 | Feb 16–Feb 23 | 296 | two-plantings: Plant Feb 16 and again by Sep 26; both mature before Dec 9. | Sep 26 |
| Beans | — | Feb 9–Feb 23 | 310 | two-plantings: Plant Feb 9 and again by Oct 3; both mature before Dec 16. | Oct 3 |
| Peas | — | Dec 8–Feb 16 | 387 | fits: 65 days to maturity, 387 available after Dec 8. | Oct 12 |
| Zucchini | Jan 19 | Feb 16–Feb 23 | 296 | two-plantings: Plant Feb 16 and again by Oct 1; both mature before Dec 9. | Oct 1 |
| Onion | Nov 10 | Jan 5–Jan 19 | 359 | fits: 100 days to maturity, 359 available after Jan 5. | — |
| Spinach | — | Dec 8–Jan 26 | 401 | two-plantings: Plant Dec 8 and again by Nov 20; both mature before Jan 13. | Nov 20 |
| Kale | Nov 24 | Jan 5–Jan 19 | 373 | two-plantings: Plant Jan 5 and again by Nov 5; both mature before Jan 13. | Nov 5 |
| Broccoli | Dec 8 | Jan 5–Jan 19 | 359 | fits: 80 days to maturity, 359 available after Jan 5. | Sep 27 |
| Cabbage | Dec 8 | Jan 5–Jan 19 | 373 | fits: 70 days to maturity, 373 available after Jan 5. | Oct 21 |
| Radish | — | Dec 8–Mar 2 | 387 | two-plantings: Plant Dec 8 and again by Nov 21; both mature before Dec 30. | Nov 21 |
| Beets | — | Dec 8–Mar 2 | 387 | two-plantings: Plant Dec 8 and again by Oct 22; both mature before Dec 30. | Oct 22 |
| Potatoes | — | Jan 19–Jan 26 | 345 | fits: 90 days to maturity, 345 available after Jan 19. | — |
| Garlic | — | Dec 23 | 429 | overwinter: Plant Dec 23 to Jan 13; harvest the following summer. | Jan 13 |
| Strawberry | — | Dec 29–Feb 23 | 380 | perennial: A perennial: plant Dec 29; it fruits from the following year and keeps producing for several years. | — |
| Corn | Jan 5 | Feb 9–Feb 16 | 296 | fits: 75 days to maturity, 296 available after Feb 9. | Sep 4 |
| Pumpkin | Jan 19 | Feb 16–Feb 16 | 289 | fits: 100 days to maturity, 289 available after Feb 16. | Aug 10 |
| Cauliflower | Dec 22 | Jan 26–Feb 9 | 338 | fits: 75 days to maturity, 338 available after Jan 26. | Oct 2 |
| Swiss Chard | Dec 8 | Jan 19–Jan 19 | 345 | two-plantings: Plant Jan 19 and again by Oct 22; both mature before Dec 30. | Oct 22 |
| Arugula | — | Dec 8–Mar 2 | 401 | two-plantings: Plant Dec 8 and again by Nov 20; both mature before Jan 13. | Nov 20 |
| Brussel Sprouts | Dec 8 | Jan 5–Jan 19 | 373 | fits: 100 days to maturity, 373 available after Jan 5. | Sep 21 |
| Butternut Squash | Jan 19 | Feb 16–Feb 23 | 289 | fits: 100 days to maturity, 289 available after Feb 16. | Aug 10 |
| Eggplant | Dec 15 | Feb 16–Feb 23 | 282 | fits: 70 days to maturity, 282 available after Feb 16. | Sep 2 |
| Okra | Jan 5 | Feb 9–Feb 16 | 303 | two-plantings: Plant Feb 9 and again by Oct 1; both mature before Dec 9. | Oct 1 |
| Basil | Dec 29 | Feb 23–Feb 23 | 289 | two-plantings: Plant Feb 23 and again by Sep 26; both mature before Dec 9. | Sep 26 |
| Cilantro | — | Jan 5–Jan 26 | 359 | two-plantings: Plant Jan 5 and again by Oct 27; both mature before Dec 30. | Oct 27 |
| Parsley | Nov 24 | Feb 9–Feb 16 | 324 | fits: 70 days to maturity, 324 available after Feb 9. | Oct 7 |
| Celery | Nov 24 | Feb 9–Feb 23 | 324 | fits: 120 days to maturity, 324 available after Feb 9. | Aug 18 |
| Scallions | Nov 24 | Jan 5–Jan 19 | 373 | two-plantings: Plant Jan 5 and again by Oct 31; both mature before Jan 13. | Oct 31 |
| Turnip | — | Jan 5–Jan 19 | 373 | two-plantings: Plant Jan 5 and again by Nov 10; both mature before Jan 13. | Nov 10 |
| Kohlrabi | — | Dec 22–Jan 5 | 387 | two-plantings: Plant Dec 22 and again by Nov 5; both mature before Jan 13. | Nov 5 |
| Bok Choy | Jan 5 | Jan 26–Feb 2 | 338 | two-plantings: Plant Jan 26 and again by Nov 1; both mature before Dec 30. | Nov 1 |
| Collards | Nov 24 | Jan 5–Jan 19 | 373 | two-plantings: Plant Jan 5 and again by Oct 31; both mature before Jan 13. | Oct 31 |
| Cantaloupe | Jan 19 | Feb 16–Feb 23 | 282 | fits: 85 days to maturity, 282 available after Feb 16. | Aug 18 |
| Chives | Nov 10 | Feb 9–Feb 16 | 338 | fits: 90 days to maturity, 338 available after Feb 9. | — |
| Dill | — | Dec 8–Mar 2 | 387 | two-plantings: Plant Dec 8 and again by Oct 22; both mature before Dec 30. | Oct 22 |
| Oregano | Nov 24 | Feb 9–Feb 16 | 338 | fits: 80 days to maturity, 338 available after Feb 9. | — |
| Rosemary | Nov 10 | Feb 9–Feb 16 | 324 | fits: 80 days to maturity, 324 available after Feb 9. | — |
| Sage | Dec 8 | Feb 9–Feb 16 | 338 | fits: 75 days to maturity, 338 available after Feb 9. | — |
| Thyme | Nov 24 | Feb 9–Feb 16 | 338 | fits: 90 days to maturity, 338 available after Feb 9. | — |
| Calendula | Dec 22 | Jan 19–Feb 2 | 345 | two-plantings: Plant Jan 19 and again by Oct 27; both mature before Dec 30. | Oct 27 |
| Cosmos | Jan 5 | Feb 2–Feb 16 | 310 | two-plantings: Plant Feb 2 and again by Sep 26; both mature before Dec 9. | Sep 26 |
| Lavender | Nov 10 | Feb 2–Feb 16 | 345 | fits: 90 days to maturity, 345 available after Feb 2. | — |
| Marigolds | Dec 22 | Feb 2–Feb 9 | 310 | two-plantings: Plant Feb 2 and again by Oct 6; both mature before Dec 9. | Oct 6 |
| Melons | Jan 19 | Feb 16–Feb 23 | 282 | fits: 85 days to maturity, 282 available after Feb 16. | Aug 18 |
| Mint | — | Feb 2–Feb 16 | 345 | fits: 90 days to maturity, 345 available after Feb 2. | — |
| Nasturtiums | Jan 5 | Feb 2–Feb 9 | 310 | two-plantings: Plant Feb 2 and again by Oct 1; both mature before Dec 9. | Oct 1 |
| Pole Beans | — | Feb 9–Feb 23 | 303 | fits: 65 days to maturity, 303 available after Feb 9. | Sep 21 |
| Spaghetti Squash | Jan 19 | Feb 16–Feb 23 | 289 | fits: 90 days to maturity, 289 available after Feb 16. | Aug 20 |
| Sunflowers | — | Feb 2–Feb 16 | 310 | fits: 70 days to maturity, 310 available after Feb 2. | Sep 16 |
| Tomatillos | Dec 8 | Feb 9–Feb 16 | 289 | fits: 75 days to maturity, 289 available after Feb 9. | Aug 28 |
| Watermelon | Jan 19 | Feb 9–Feb 16 | 289 | fits: 80 days to maturity, 289 available after Feb 9. | Aug 23 |
| Yellow Squash | Jan 19 | Feb 16–Feb 23 | 296 | two-plantings: Plant Feb 16 and again by Oct 1; both mature before Dec 9. | Oct 1 |
| Zinnias | Jan 5 | Feb 2–Feb 16 | 310 | two-plantings: Plant Feb 2 and again by Sep 26; both mature before Dec 9. | Sep 26 |
Month by month in Corpus Christi
| Month | What to do |
|---|---|
| January | Start indoors: Bok Choy (Jan 5), Corn (Jan 5), Cosmos (Jan 5), Nasturtiums (Jan 5), Okra (Jan 5), Zinnias (Jan 5), +9 more. Direct sow from: Cilantro (Jan 5), Turnip (Jan 5), Carrots (Jan 12), Potatoes (Jan 19). Transplant from: Broccoli (Jan 5), Brussel Sprouts (Jan 5), Cabbage (Jan 5), Collards (Jan 5), Kale (Jan 5), Lettuce (Jan 5), +6 more. Last sowing dates: Garlic (Jan 13). |
| February | Direct sow from: Sunflowers (Feb 2), Beans (Feb 9), Pole Beans (Feb 9). Transplant from: Cosmos (Feb 2), Lavender (Feb 2), Marigolds (Feb 2), Mint (Feb 2), Nasturtiums (Feb 2), Zinnias (Feb 2), +23 more. Last frost around February 2. |
| March | Frost has passed. Transplant tomatoes, peppers, and basil outdoors. Direct sow beans, cucumbers, squash, and zucchini. |
| 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 | Direct sow carrots and beets for fall harvest. Start fall broccoli and kale indoors. |
| August | Last sowing dates: Butternut Squash (Aug 10), Pumpkin (Aug 10), Cantaloupe (Aug 18), Celery (Aug 18), Melons (Aug 18), Spaghetti Squash (Aug 20), +4 more. |
| September | Last sowing dates: Eggplant (Sep 2), Corn (Sep 4), Sunflowers (Sep 16), Brussel Sprouts (Sep 21), Pole Beans (Sep 21), Basil (Sep 26), +4 more. |
| October | Last sowing dates: Nasturtiums (Oct 1), Okra (Oct 1), Yellow Squash (Oct 1), Zucchini (Oct 1), Cauliflower (Oct 2), Beans (Oct 3), +12 more. |
| November | Start indoors: Chives (Nov 10), Lavender (Nov 10), Onion (Nov 10), Rosemary (Nov 10), Celery (Nov 24), Collards (Nov 24), +5 more. Last sowing dates: Bok Choy (Nov 1), Lettuce (Nov 1), Kale (Nov 5), Kohlrabi (Nov 5), Turnip (Nov 10), Arugula (Nov 20), +2 more. |
| December | Start indoors: Broccoli (Dec 8), Brussel Sprouts (Dec 8), Cabbage (Dec 8), Lettuce (Dec 8), Sage (Dec 8), Swiss Chard (Dec 8), +8 more. Direct sow from: Arugula (Dec 8), Beets (Dec 8), Dill (Dec 8), Peas (Dec 8), Radish (Dec 8), Spinach (Dec 8), +2 more. Plant: Strawberry (Dec 29). First frost around December 23. |
Frequently Asked Questions
What is the last frost date for Corpus Christi, TX (ZIP 78418)?
The median last spring frost date for Corpus Christi, TX (ZIP code 78418) is around February 2. 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 December 18; one in ten it runs past March 13.
What is the first fall frost date in Corpus Christi, TX?
The median first fall frost date for Corpus Christi, TX is around December 23. 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 25 in the earliest one-in-ten years, so cover tomatoes and peppers from then.
How long is the growing season in Corpus Christi, TX?
The frost-free growing season in Corpus Christi is about 324 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 Corpus Christi (324 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 Corpus Christi, TX?
Corpus Christi, TX is in USDA hardiness zone 10a (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 Corpus Christi, TX?
Start tomatoes indoors Dec 29 and plant out Feb 16 in Corpus Christi. The planner uses the local median last frost and this crop's indoor-start and transplant offsets.
How many plantings of lettuce fit in Corpus Christi?
Two: plant Jan 5 and again by Nov 1; both mature before Dec 30.
When do I plant garlic in Corpus Christi?
Dec 23 to Jan 13; it overwinters and is ready the following summer.
Can I get two tomato crops in Corpus Christi?
Yes: plant out Feb 16 for a summer crop, and set out a second round of transplants by Aug 23 for a fall crop.
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