Fort Worth, TX planting zone & frost dates
Fort Worth is in USDA hardiness zone 8b. The last spring frost usually comes around March 5 and the first fall frost around November 24, for a growing season of about 264 days.
Planting calendar for Fort Worth
Dates are counted from the average last spring frost (March 5) using the typical timing recommended by U.S. extension services. Warm-season crops go out only after the danger of frost has passed and the soil has warmed.
| Crop | When |
|---|---|
| Tomatoes | Start seeds indoors: Jan 8 – Jan 22 Transplant outdoors: Mar 12 – Mar 19 |
| Peppers | Start seeds indoors: Dec 25 – Jan 8 Transplant outdoors: Mar 19 – Mar 26 |
| Eggplant | Start seeds indoors: Dec 25 – Jan 8 Transplant outdoors: Mar 19 – Mar 26 |
| Broccoli | Start seeds indoors: Dec 25 – Jan 8 Transplant outdoors: Feb 5 – Feb 19 |
| Cabbage | Start seeds indoors: Dec 25 – Jan 8 Transplant outdoors: Feb 5 – Feb 19 |
| Onions (sets) | Plant outdoors: Feb 5 – Feb 19 |
| Peas | Sow outdoors: Jan 22 – Feb 5 |
| Spinach | Sow outdoors: Jan 22 – Feb 5 |
| Lettuce | Sow outdoors: Feb 5 – Feb 19 |
| Carrots | Sow outdoors: Feb 5 – Feb 19 |
| Potatoes | Plant outdoors: Feb 5 – Feb 19 |
| Beans | Sow outdoors: Mar 12 – Mar 19 |
| Sweet corn | Sow outdoors: Mar 12 – Mar 19 |
| Cucumbers | Sow outdoors: Mar 12 – Mar 19 |
| Squash & zucchini | Sow outdoors: Mar 12 – Mar 19 |
| Basil | Start seeds indoors: Jan 22 – Feb 5 Transplant outdoors: Mar 12 – Mar 19 |
Fall garden: cool-season crops like lettuce, spinach and kale can be sown again around Sep 29 (8 weeks before the average first fall frost on Nov 24).
Useful for zone 8b gardens
- Seed starting kit with dome — to start seeds indoors before the last frost
- LED grow light for seedlings — stops leggy seedlings
- Frost cloth / plant covers — for late spring and early fall frosts
- Soil thermometer — warm-season crops need soil above 60°F
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Frost risk in detail
| 90% chance | 50% chance | 10% chance | |
|---|---|---|---|
| Last 32°F frost in spring is after | Feb 16 | Mar 5 | Mar 25 |
| First 32°F frost in fall is before | Dec 14 | Nov 24 | Nov 3 |
How to read it: in spring there is a 10% chance of a frost after March 25, so that is a safe date for tender plants. In fall there is a 10% chance of frost before November 3. A hard freeze (28°F) usually ends around February 22.
Hardiness zone by ZIP code in Fort Worth
- 76101 zone 8b
- 76102 zone 8b
- 76103 zone 8b
- 76104 zone 8b
- 76105 zone 8b
- 76106 zone 8b
- 76107 zone 8b
- 76108 zone 8b
- 76109 zone 8b
- 76110 zone 8b
- 76111 zone 8b
- 76112 zone 8b
- 76113 zone 8b
- 76114 zone 8b
- 76115 zone 8b
- 76116 zone 8b
- 76118 zone 8b
- 76119 zone 8b
- 76120 zone 8b
- 76121 zone 8b
- 76123 zone 8b
- 76124 zone 8b
- 76126 zone 8b
- 76130 zone 8b
- 76131 zone 8b
- 76132 zone 8b
- 76133 zone 8b
- 76134 zone 8b
- 76135 zone 8b
- 76136 zone 8b
- 76137 zone 8b
- 76140 zone 8b
- 76147 zone 8b
- 76148 zone 8b
- 76150 zone 8b
- 76155 zone 8b
- 76161 zone 8b
- 76162 zone 8b
- 76163 zone 8b
- 76164 zone 8b
- 76166 zone 8b
- 76177 zone 8b
- 76179 zone 8b
- 76181 zone 8b
- 76185 zone 8b
- 76190 zone 8b
- 76191 zone 8b
- 76192 zone 8b
- 76193 zone 8b
- 76195 zone 8b
- 76196 zone 8b
- 76197 zone 8b
- 76198 zone 8b
- 76199 zone 8b
Nearby cities
- Forest Hill zone 8b, last frost Mar 9
- Haltom City zone 8b, last frost Mar 10
- Saginaw zone 8b, last frost Mar 11
- White Settlement zone 8b, last frost Mar 3
- North Richland Hills zone 8b, last frost Mar 10
- Watauga zone 8b, last frost Mar 10
- Benbrook zone 8b, last frost Mar 14
- Crowley zone 8b, last frost Mar 21
Questions
What growing zone is Fort Worth, TX?
Fort Worth is in USDA Plant Hardiness Zone 8b (average extreme winter low 15°F to 20°F), according to the USDA 2023 map.
When is the last frost in Fort Worth?
The average last spring frost (32°F) in Fort Worth is March 5. There is still a 10% chance of frost until March 25.
When can I plant tomatoes in Fort Worth?
Transplant tomatoes outdoors 1–2 weeks after the average last frost: around Mar 12 – Mar 19. Start seeds indoors 6–8 weeks before the last frost.
Frost dates: NOAA U.S. Climate Normals 1991–2020, station Ft Worth Meacham Fld Naaf, TX (USW00093904), 10.5 km (6.5 mi) from the city center, elevation 215 m, based on 11 years of records. Hardiness zone: USDA Plant Hardiness Zone Map 2023 for the ZIP code nearest to the city center. Microclimates (valleys, hills, cities, coasts) can be warmer or colder: check the local forecast before planting. How we calculate the data.