Frost Dates for Brazoria, TX 77422
Last spring frost February 11 · First fall frost December 13 · 305 frost-free days · USDA Zone 9b
ZIP 77422 has about 14,500 people.
Very long season: 305 frost-free days. Spring frost risk spans January 4–March 17 (72 days). Fall frost risk spans November 17–January 15 (59 days).
Frost probability for 77422
| Frost | 10% | 50% | 90% |
|---|---|---|---|
| Spring (last frost) | March 17 | February 11 | January 4 |
| Fall (first frost) | November 17 | December 13 | January 15 |
Dates come from NOAA 1971–2000 freeze probabilities at BAY CITY WTR WKS (39.2 km away); the 50% date is the median year.
Which crops fit a 305-day season in Brazoria
In Brazoria (305 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 7 | Feb 25–Mar 4 | 263 | fits: 80 days to maturity, 263 available after Feb 25. | Aug 13 |
| Pepper | Dec 31 | Feb 25–Mar 4 | 263 | fits: 75 days to maturity, 263 available after Feb 25. | Aug 18 |
| Lettuce | Dec 17 | Jan 14–Jan 21 | 340 | two-plantings: Plant Jan 14 and again by Oct 22; both mature before Dec 20. | Oct 22 |
| Carrots | — | Jan 21–Jan 28 | 347 | fits: 70 days to maturity, 347 available after Jan 21. | Oct 11 |
| Cucumber | Jan 21 | Feb 25–Mar 4 | 277 | two-plantings: Plant Feb 25 and again by Sep 16; both mature before Nov 29. | Sep 16 |
| Beans | — | Feb 18–Mar 4 | 291 | two-plantings: Plant Feb 18 and again by Sep 23; both mature before Dec 6. | Sep 23 |
| Peas | — | Dec 17–Feb 25 | 368 | fits: 65 days to maturity, 368 available after Dec 17. | Oct 2 |
| Zucchini | Jan 28 | Feb 25–Mar 4 | 277 | two-plantings: Plant Feb 25 and again by Sep 21; both mature before Nov 29. | Sep 21 |
| Onion | Nov 19 | Jan 14–Jan 28 | 340 | fits: 100 days to maturity, 340 available after Jan 14. | — |
| Spinach | — | Dec 17–Feb 4 | 382 | two-plantings: Plant Dec 17 and again by Nov 10; both mature before Jan 3. | Nov 10 |
| Kale | Dec 3 | Jan 14–Jan 28 | 354 | two-plantings: Plant Jan 14 and again by Oct 26; both mature before Jan 3. | Oct 26 |
| Broccoli | Dec 17 | Jan 14–Jan 28 | 340 | fits: 80 days to maturity, 340 available after Jan 14. | Sep 17 |
| Cabbage | Dec 17 | Jan 14–Jan 28 | 354 | fits: 70 days to maturity, 354 available after Jan 14. | Oct 11 |
| Radish | — | Dec 17–Mar 11 | 368 | two-plantings: Plant Dec 17 and again by Nov 11; both mature before Dec 20. | Nov 11 |
| Beets | — | Dec 17–Mar 11 | 368 | two-plantings: Plant Dec 17 and again by Oct 12; both mature before Dec 20. | Oct 12 |
| Potatoes | — | Jan 28–Feb 4 | 326 | fits: 90 days to maturity, 326 available after Jan 28. | — |
| Garlic | — | Dec 13 | 410 | overwinter: Plant Dec 13 to Jan 3; harvest the following summer. | Jan 3 |
| Strawberry | — | Jan 7–Mar 4 | 361 | perennial: A perennial: plant Jan 7; it fruits from the following year and keeps producing for several years. | — |
| Corn | Jan 14 | Feb 18–Feb 25 | 277 | fits: 75 days to maturity, 277 available after Feb 18. | Aug 25 |
| Pumpkin | Jan 28 | Feb 25–Feb 25 | 270 | fits: 100 days to maturity, 270 available after Feb 25. | Jul 31 |
| Cauliflower | Dec 31 | Feb 4–Feb 18 | 319 | fits: 75 days to maturity, 319 available after Feb 4. | Sep 22 |
| Swiss Chard | Dec 17 | Jan 28–Jan 28 | 326 | two-plantings: Plant Jan 28 and again by Oct 12; both mature before Dec 20. | Oct 12 |
| Arugula | — | Dec 17–Mar 11 | 382 | two-plantings: Plant Dec 17 and again by Nov 10; both mature before Jan 3. | Nov 10 |
| Brussel Sprouts | Dec 17 | Jan 14–Jan 28 | 354 | fits: 100 days to maturity, 354 available after Jan 14. | Sep 11 |
| Butternut Squash | Jan 28 | Feb 25–Mar 4 | 270 | fits: 100 days to maturity, 270 available after Feb 25. | Jul 31 |
| Eggplant | Dec 24 | Feb 25–Mar 4 | 263 | fits: 70 days to maturity, 263 available after Feb 25. | Aug 23 |
| Okra | Jan 14 | Feb 18–Feb 25 | 284 | two-plantings: Plant Feb 18 and again by Sep 21; both mature before Nov 29. | Sep 21 |
| Basil | Jan 7 | Mar 4–Mar 4 | 270 | two-plantings: Plant Mar 4 and again by Sep 16; both mature before Nov 29. | Sep 16 |
| Cilantro | — | Jan 14–Feb 4 | 340 | two-plantings: Plant Jan 14 and again by Oct 17; both mature before Dec 20. | Oct 17 |
| Parsley | Dec 3 | Feb 18–Feb 25 | 305 | fits: 70 days to maturity, 305 available after Feb 18. | Sep 27 |
| Celery | Dec 3 | Feb 18–Mar 4 | 305 | fits: 120 days to maturity, 305 available after Feb 18. | Aug 8 |
| Scallions | Dec 3 | Jan 14–Jan 28 | 354 | two-plantings: Plant Jan 14 and again by Oct 21; both mature before Jan 3. | Oct 21 |
| Turnip | — | Jan 14–Jan 28 | 354 | two-plantings: Plant Jan 14 and again by Oct 31; both mature before Jan 3. | Oct 31 |
| Kohlrabi | — | Dec 31–Jan 14 | 368 | two-plantings: Plant Dec 31 and again by Oct 26; both mature before Jan 3. | Oct 26 |
| Bok Choy | Jan 14 | Feb 4–Feb 11 | 319 | two-plantings: Plant Feb 4 and again by Oct 22; both mature before Dec 20. | Oct 22 |
| Collards | Dec 3 | Jan 14–Jan 28 | 354 | two-plantings: Plant Jan 14 and again by Oct 21; both mature before Jan 3. | Oct 21 |
| Cantaloupe | Jan 28 | Feb 25–Mar 4 | 263 | fits: 85 days to maturity, 263 available after Feb 25. | Aug 8 |
| Chives | Nov 19 | Feb 18–Feb 25 | 319 | fits: 90 days to maturity, 319 available after Feb 18. | — |
| Dill | — | Dec 17–Mar 11 | 368 | two-plantings: Plant Dec 17 and again by Oct 12; both mature before Dec 20. | Oct 12 |
| Oregano | Dec 3 | Feb 18–Feb 25 | 319 | fits: 80 days to maturity, 319 available after Feb 18. | — |
| Rosemary | Nov 19 | Feb 18–Feb 25 | 305 | fits: 80 days to maturity, 305 available after Feb 18. | — |
| Sage | Dec 17 | Feb 18–Feb 25 | 319 | fits: 75 days to maturity, 319 available after Feb 18. | — |
| Thyme | Dec 3 | Feb 18–Feb 25 | 319 | fits: 90 days to maturity, 319 available after Feb 18. | — |
| Calendula | Dec 31 | Jan 28–Feb 11 | 326 | two-plantings: Plant Jan 28 and again by Oct 17; both mature before Dec 20. | Oct 17 |
| Cosmos | Jan 14 | Feb 11–Feb 25 | 291 | two-plantings: Plant Feb 11 and again by Sep 16; both mature before Nov 29. | Sep 16 |
| Lavender | Nov 19 | Feb 11–Feb 25 | 326 | fits: 90 days to maturity, 326 available after Feb 11. | — |
| Marigolds | Dec 31 | Feb 11–Feb 18 | 291 | two-plantings: Plant Feb 11 and again by Sep 26; both mature before Nov 29. | Sep 26 |
| Melons | Jan 28 | Feb 25–Mar 4 | 263 | fits: 85 days to maturity, 263 available after Feb 25. | Aug 8 |
| Mint | — | Feb 11–Feb 25 | 326 | fits: 90 days to maturity, 326 available after Feb 11. | — |
| Nasturtiums | Jan 14 | Feb 11–Feb 18 | 291 | two-plantings: Plant Feb 11 and again by Sep 21; both mature before Nov 29. | Sep 21 |
| Pole Beans | — | Feb 18–Mar 4 | 284 | fits: 65 days to maturity, 284 available after Feb 18. | Sep 11 |
| Spaghetti Squash | Jan 28 | Feb 25–Mar 4 | 270 | fits: 90 days to maturity, 270 available after Feb 25. | Aug 10 |
| Sunflowers | — | Feb 11–Feb 25 | 291 | fits: 70 days to maturity, 291 available after Feb 11. | Sep 6 |
| Tomatillos | Dec 17 | Feb 18–Feb 25 | 270 | fits: 75 days to maturity, 270 available after Feb 18. | Aug 18 |
| Watermelon | Jan 28 | Feb 18–Feb 25 | 270 | fits: 80 days to maturity, 270 available after Feb 18. | Aug 13 |
| Yellow Squash | Jan 28 | Feb 25–Mar 4 | 277 | two-plantings: Plant Feb 25 and again by Sep 21; both mature before Nov 29. | Sep 21 |
| Zinnias | Jan 14 | Feb 11–Feb 25 | 291 | two-plantings: Plant Feb 11 and again by Sep 16; both mature before Nov 29. | Sep 16 |
Month by month in Brazoria
| Month | What to do |
|---|---|
| January | Start indoors: Basil (Jan 7), Tomato (Jan 7), Bok Choy (Jan 14), Corn (Jan 14), Cosmos (Jan 14), Nasturtiums (Jan 14), +11 more. Direct sow from: Cilantro (Jan 14), Turnip (Jan 14), Carrots (Jan 21), Potatoes (Jan 28). Transplant from: Broccoli (Jan 14), Brussel Sprouts (Jan 14), Cabbage (Jan 14), Collards (Jan 14), Kale (Jan 14), Lettuce (Jan 14), +4 more. Plant: Strawberry (Jan 7). Last sowing dates: Garlic (Jan 3). |
| February | Direct sow from: Sunflowers (Feb 11), Beans (Feb 18), Pole Beans (Feb 18). Transplant from: Bok Choy (Feb 4), Cauliflower (Feb 4), Cosmos (Feb 11), Lavender (Feb 11), Marigolds (Feb 11), Mint (Feb 11), +24 more. Last frost around February 11. |
| March | Transplant from: Basil (Mar 4). |
| 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 31), Pumpkin (Jul 31). |
| August | Last sowing dates: Cantaloupe (Aug 8), Celery (Aug 8), Melons (Aug 8), Spaghetti Squash (Aug 10), Tomato (Aug 13), Watermelon (Aug 13), +4 more. |
| September | Last sowing dates: Sunflowers (Sep 6), Brussel Sprouts (Sep 11), Pole Beans (Sep 11), Basil (Sep 16), Cosmos (Sep 16), Cucumber (Sep 16), +10 more. |
| October | Last sowing dates: Peas (Oct 2), Cabbage (Oct 11), Carrots (Oct 11), Beets (Oct 12), Dill (Oct 12), Swiss Chard (Oct 12), +9 more. |
| November | Start indoors: Chives (Nov 19), Lavender (Nov 19), Onion (Nov 19), Rosemary (Nov 19). Last sowing dates: Arugula (Nov 10), Spinach (Nov 10), Radish (Nov 11). |
| December | Start indoors: Celery (Dec 3), Collards (Dec 3), Kale (Dec 3), Oregano (Dec 3), Parsley (Dec 3), Scallions (Dec 3), +13 more. Direct sow from: Garlic (Dec 13), Arugula (Dec 17), Beets (Dec 17), Dill (Dec 17), Peas (Dec 17), Radish (Dec 17), +2 more. First frost around December 13. |
Frequently Asked Questions
What is the last frost date for Brazoria, TX (ZIP 77422)?
The median last spring frost date for Brazoria, TX (ZIP code 77422) is around February 11. 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 4; one in ten it runs past March 17.
What is the first fall frost date in Brazoria, TX?
The median first fall frost date for Brazoria, TX is around December 13. 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 17 in the earliest one-in-ten years, so cover tomatoes and peppers from then.
How long is the growing season in Brazoria, TX?
The frost-free growing season in Brazoria is about 305 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 Brazoria (305 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 Brazoria, TX?
Brazoria, TX is in USDA hardiness zone 9b (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 Brazoria, TX?
Start tomatoes indoors Jan 7 and plant out Feb 25 in Brazoria. The planner uses the local median last frost and this crop's indoor-start and transplant offsets.
How many plantings of lettuce fit in Brazoria?
Two: plant Jan 14 and again by Oct 22; both mature before Dec 20.
When do I plant garlic in Brazoria?
Dec 13 to Jan 3; it overwinters and is ready the following summer.
Can I get two tomato crops in Brazoria?
Yes: plant out Feb 25 for a summer crop, and set out a second round of transplants by Aug 13 for a fall crop.
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