Frost Dates for Dumas, TX 79029
Last spring frost April 18 · First fall frost October 19 · 184 frost-free days · USDA Zone 7a
ZIP 79029 has about 15,400 people.
Long season: 184 frost-free days. Spring frost risk spans April 2–May 1 (29 days). Fall frost risk spans October 2–November 5 (34 days).
Frost probability for 79029
| Frost | 10% | 50% | 90% |
|---|---|---|---|
| Spring (last frost) | May 1 | April 18 | April 2 |
| Fall (first frost) | October 2 | October 19 | November 5 |
Dates come from NOAA 1971–2000 freeze probabilities at DUMAS (5.5 km away); the 50% date is the median year.
Which crops fit a 184-day season in Dumas
In Dumas (184 frost-free days, a 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 | Mar 14 | May 2–May 9 | 142 | fits: 80 days to maturity, 142 available after May 2. | Jun 19 |
| Pepper | Mar 7 | May 2–May 9 | 142 | fits: 75 days to maturity, 142 available after May 2. | Jun 24 |
| Lettuce | Feb 21 | Mar 21–Mar 28 | 219 | two-plantings: Plant Mar 21 and again by Aug 28; both mature before Oct 26. | Aug 28 |
| Carrots | — | Mar 28–Apr 4 | 226 | fits: 70 days to maturity, 226 available after Mar 28. | Aug 17 |
| Cucumber | Mar 28 | May 2–May 9 | 156 | two-plantings: Plant May 2 and again by Jul 23; both mature before Oct 5. | Jul 23 |
| Beans | — | Apr 25–May 9 | 170 | two-plantings: Plant Apr 25 and again by Jul 30; both mature before Oct 12. | Jul 30 |
| Peas | — | Feb 21–May 2 | 247 | fits: 65 days to maturity, 247 available after Feb 21. | Aug 8 |
| Zucchini | Apr 4 | May 2–May 9 | 156 | two-plantings: Plant May 2 and again by Jul 28; both mature before Oct 5. | Jul 28 |
| Onion | Jan 24 | Mar 21–Apr 4 | 219 | fits: 100 days to maturity, 219 available after Mar 21. | — |
| Spinach | — | Feb 21–Apr 11 | 261 | two-plantings: Plant Feb 21 and again by Sep 16; both mature before Nov 9. | Sep 16 |
| Kale | Feb 7 | Mar 21–Apr 4 | 233 | two-plantings: Plant Mar 21 and again by Sep 1; both mature before Nov 9. | Sep 1 |
| Broccoli | Feb 21 | Mar 21–Apr 4 | 219 | fits: 80 days to maturity, 219 available after Mar 21. | Jul 24 |
| Cabbage | Feb 21 | Mar 21–Apr 4 | 233 | fits: 70 days to maturity, 233 available after Mar 21. | Aug 17 |
| Radish | — | Feb 21–May 16 | 247 | two-plantings: Plant Feb 21 and again by Sep 17; both mature before Oct 26. | Sep 17 |
| Beets | — | Feb 21–May 16 | 247 | two-plantings: Plant Feb 21 and again by Aug 18; both mature before Oct 26. | Aug 18 |
| Potatoes | — | Apr 4–Apr 11 | 205 | fits: 90 days to maturity, 205 available after Apr 4. | — |
| Garlic | — | Oct 19 | 289 | overwinter: Plant Oct 19 to Nov 9; harvest the following summer. | Nov 9 |
| Strawberry | — | Mar 14–May 9 | 240 | perennial: A perennial: plant Mar 14; it fruits from the following year and keeps producing for several years. | — |
| Corn | Mar 21 | Apr 25–May 2 | 156 | fits: 75 days to maturity, 156 available after Apr 25. | Jul 1 |
| Pumpkin | Apr 4 | May 2–May 2 | 149 | fits: 100 days to maturity, 149 available after May 2. | Jun 6 |
| Cauliflower | Mar 7 | Apr 11–Apr 25 | 198 | fits: 75 days to maturity, 198 available after Apr 11. | Jul 29 |
| Swiss Chard | Feb 21 | Apr 4–Apr 4 | 205 | two-plantings: Plant Apr 4 and again by Aug 18; both mature before Oct 26. | Aug 18 |
| Arugula | — | Feb 21–May 16 | 261 | two-plantings: Plant Feb 21 and again by Sep 16; both mature before Nov 9. | Sep 16 |
| Brussel Sprouts | Feb 21 | Mar 21–Apr 4 | 233 | fits: 100 days to maturity, 233 available after Mar 21. | Jul 18 |
| Butternut Squash | Apr 4 | May 2–May 9 | 149 | fits: 100 days to maturity, 149 available after May 2. | Jun 6 |
| Eggplant | Feb 28 | May 2–May 9 | 142 | fits: 70 days to maturity, 142 available after May 2. | Jun 29 |
| Okra | Mar 21 | Apr 25–May 2 | 163 | two-plantings: Plant Apr 25 and again by Jul 28; both mature before Oct 5. | Jul 28 |
| Basil | Mar 14 | May 9–May 9 | 149 | two-plantings: Plant May 9 and again by Jul 23; both mature before Oct 5. | Jul 23 |
| Cilantro | — | Mar 21–Apr 11 | 219 | two-plantings: Plant Mar 21 and again by Aug 23; both mature before Oct 26. | Aug 23 |
| Parsley | Feb 7 | Apr 25–May 2 | 184 | fits: 70 days to maturity, 184 available after Apr 25. | Aug 3 |
| Celery | Feb 7 | Apr 25–May 9 | 184 | fits: 120 days to maturity, 184 available after Apr 25. | Jun 14 |
| Scallions | Feb 7 | Mar 21–Apr 4 | 233 | two-plantings: Plant Mar 21 and again by Aug 27; both mature before Nov 9. | Aug 27 |
| Turnip | — | Mar 21–Apr 4 | 233 | two-plantings: Plant Mar 21 and again by Sep 6; both mature before Nov 9. | Sep 6 |
| Kohlrabi | — | Mar 7–Mar 21 | 247 | two-plantings: Plant Mar 7 and again by Sep 1; both mature before Nov 9. | Sep 1 |
| Bok Choy | Mar 21 | Apr 11–Apr 18 | 198 | two-plantings: Plant Apr 11 and again by Aug 28; both mature before Oct 26. | Aug 28 |
| Collards | Feb 7 | Mar 21–Apr 4 | 233 | two-plantings: Plant Mar 21 and again by Aug 27; both mature before Nov 9. | Aug 27 |
| Cantaloupe | Apr 4 | May 2–May 9 | 142 | fits: 85 days to maturity, 142 available after May 2. | Jun 14 |
| Chives | Jan 24 | Apr 25–May 2 | 198 | fits: 90 days to maturity, 198 available after Apr 25. | — |
| Dill | — | Feb 21–May 16 | 247 | two-plantings: Plant Feb 21 and again by Aug 18; both mature before Oct 26. | Aug 18 |
| Oregano | Feb 7 | Apr 25–May 2 | 198 | fits: 80 days to maturity, 198 available after Apr 25. | — |
| Rosemary | Jan 24 | Apr 25–May 2 | 184 | fits: 80 days to maturity, 184 available after Apr 25. | — |
| Sage | Feb 21 | Apr 25–May 2 | 198 | fits: 75 days to maturity, 198 available after Apr 25. | — |
| Thyme | Feb 7 | Apr 25–May 2 | 198 | fits: 90 days to maturity, 198 available after Apr 25. | — |
| Calendula | Mar 7 | Apr 4–Apr 18 | 205 | two-plantings: Plant Apr 4 and again by Aug 23; both mature before Oct 26. | Aug 23 |
| Cosmos | Mar 21 | Apr 18–May 2 | 170 | two-plantings: Plant Apr 18 and again by Jul 23; both mature before Oct 5. | Jul 23 |
| Lavender | Jan 24 | Apr 18–May 2 | 205 | fits: 90 days to maturity, 205 available after Apr 18. | — |
| Marigolds | Mar 7 | Apr 18–Apr 25 | 170 | two-plantings: Plant Apr 18 and again by Aug 2; both mature before Oct 5. | Aug 2 |
| Melons | Apr 4 | May 2–May 9 | 142 | fits: 85 days to maturity, 142 available after May 2. | Jun 14 |
| Mint | — | Apr 18–May 2 | 205 | fits: 90 days to maturity, 205 available after Apr 18. | — |
| Nasturtiums | Mar 21 | Apr 18–Apr 25 | 170 | two-plantings: Plant Apr 18 and again by Jul 28; both mature before Oct 5. | Jul 28 |
| Pole Beans | — | Apr 25–May 9 | 163 | fits: 65 days to maturity, 163 available after Apr 25. | Jul 18 |
| Spaghetti Squash | Apr 4 | May 2–May 9 | 149 | fits: 90 days to maturity, 149 available after May 2. | Jun 16 |
| Sunflowers | — | Apr 18–May 2 | 170 | fits: 70 days to maturity, 170 available after Apr 18. | Jul 13 |
| Tomatillos | Feb 21 | Apr 25–May 2 | 149 | fits: 75 days to maturity, 149 available after Apr 25. | Jun 24 |
| Watermelon | Apr 4 | Apr 25–May 2 | 149 | fits: 80 days to maturity, 149 available after Apr 25. | Jun 19 |
| Yellow Squash | Apr 4 | May 2–May 9 | 156 | two-plantings: Plant May 2 and again by Jul 28; both mature before Oct 5. | Jul 28 |
| Zinnias | Mar 21 | Apr 18–May 2 | 170 | two-plantings: Plant Apr 18 and again by Jul 23; both mature before Oct 5. | Jul 23 |
Month by month in Dumas
| Month | What to do |
|---|---|
| January | Start indoors: Chives (Jan 24), Lavender (Jan 24), Onion (Jan 24), Rosemary (Jan 24). |
| February | Start indoors: Celery (Feb 7), Collards (Feb 7), Kale (Feb 7), Oregano (Feb 7), Parsley (Feb 7), Scallions (Feb 7), +9 more. Direct sow from: Arugula (Feb 21), Beets (Feb 21), Dill (Feb 21), Peas (Feb 21), Radish (Feb 21), Spinach (Feb 21). |
| March | Start indoors: Calendula (Mar 7), Cauliflower (Mar 7), Marigolds (Mar 7), Pepper (Mar 7), Basil (Mar 14), Tomato (Mar 14), +7 more. Direct sow from: Kohlrabi (Mar 7), Cilantro (Mar 21), Turnip (Mar 21), Carrots (Mar 28). Transplant from: Broccoli (Mar 21), Brussel Sprouts (Mar 21), Cabbage (Mar 21), Collards (Mar 21), Kale (Mar 21), Lettuce (Mar 21), +2 more. Plant: Strawberry (Mar 14). |
| April | Start indoors: Butternut Squash (Apr 4), Cantaloupe (Apr 4), Melons (Apr 4), Pumpkin (Apr 4), Spaghetti Squash (Apr 4), Watermelon (Apr 4), +2 more. Direct sow from: Potatoes (Apr 4), Sunflowers (Apr 18), Beans (Apr 25), Pole Beans (Apr 25). Transplant from: Calendula (Apr 4), Swiss Chard (Apr 4), Bok Choy (Apr 11), Cauliflower (Apr 11), Cosmos (Apr 18), Lavender (Apr 18), +15 more. Last frost around April 18. |
| May | Transplant from: Butternut Squash (May 2), Cantaloupe (May 2), Cucumber (May 2), Eggplant (May 2), Melons (May 2), Pepper (May 2), +6 more. |
| June | Last sowing dates: Butternut Squash (Jun 6), Pumpkin (Jun 6), Cantaloupe (Jun 14), Celery (Jun 14), Melons (Jun 14), Spaghetti Squash (Jun 16), +5 more. |
| July | Last sowing dates: Corn (Jul 1), Sunflowers (Jul 13), Brussel Sprouts (Jul 18), Pole Beans (Jul 18), Basil (Jul 23), Cosmos (Jul 23), +9 more. |
| August | Last sowing dates: Marigolds (Aug 2), Parsley (Aug 3), Peas (Aug 8), Cabbage (Aug 17), Carrots (Aug 17), Beets (Aug 18), +8 more. |
| September | Last sowing dates: Kale (Sep 1), Kohlrabi (Sep 1), Turnip (Sep 6), Arugula (Sep 16), Spinach (Sep 16), Radish (Sep 17). |
| October | Direct sow from: Garlic (Oct 19). First frost around October 19. |
| November | Last sowing dates: Garlic (Nov 9). |
| December | Clean up spent plants. Add compost to beds. Rest, review, and plan next year's garden. |
Frequently Asked Questions
What is the last frost date for Dumas, TX (ZIP 79029)?
The median last spring frost date for Dumas, TX (ZIP code 79029) is around April 18. 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 April 2; one in ten it runs past May 1.
What is the first fall frost date in Dumas, TX?
The median first fall frost date for Dumas, TX is around October 19. 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 2 in the earliest one-in-ten years, so cover tomatoes and peppers from then.
How long is the growing season in Dumas, TX?
The frost-free growing season in Dumas is about 184 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 Dumas (184 frost-free days, a long season), 30 of 56 planner crops fit outright, 25 get two plantings, 1 crop is perennial.
What USDA hardiness zone is Dumas, TX?
Dumas, TX is in USDA hardiness zone 7a (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 Dumas, TX?
Start tomatoes indoors Mar 14 and plant out May 2 in Dumas. The planner uses the local median last frost and this crop's indoor-start and transplant offsets.
How many plantings of lettuce fit in Dumas?
Two: plant Mar 21 and again by Aug 28; both mature before Oct 26.
When do I plant garlic in Dumas?
Oct 19 to Nov 9; it overwinters and is ready the following summer.
Can I get two tomato crops in Dumas?
Yes: plant out May 2 for a summer crop, and set out a second round of transplants by Jun 19 for a fall crop.
Which nearby ZIP has a longer season?
Borger (ZIP 79007) has 194 frost-free days, 10 more than Dumas (ZIP 79029). See Borger ZIP 79007 frost dates
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