Timberwood Park, TX planting zone & frost dates
Timberwood Park is in USDA hardiness zone 8b. The last spring frost usually comes around February 26 and the first fall frost around November 28, for a growing season of about 277 days.
Planting calendar for Timberwood Park
Dates are counted from the average last spring frost (February 26) 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 1 – Jan 15 Transplant outdoors: Mar 5 – Mar 12 |
| Peppers | Start seeds indoors: Dec 18 – Jan 1 Transplant outdoors: Mar 12 – Mar 19 |
| Eggplant | Start seeds indoors: Dec 18 – Jan 1 Transplant outdoors: Mar 12 – Mar 19 |
| Broccoli | Start seeds indoors: Dec 18 – Jan 1 Transplant outdoors: Jan 29 – Feb 12 |
| Cabbage | Start seeds indoors: Dec 18 – Jan 1 Transplant outdoors: Jan 29 – Feb 12 |
| Onions (sets) | Plant outdoors: Jan 29 – Feb 12 |
| Peas | Sow outdoors: Jan 15 – Jan 29 |
| Spinach | Sow outdoors: Jan 15 – Jan 29 |
| Lettuce | Sow outdoors: Jan 29 – Feb 12 |
| Carrots | Sow outdoors: Jan 29 – Feb 12 |
| Potatoes | Plant outdoors: Jan 29 – Feb 12 |
| Beans | Sow outdoors: Mar 5 – Mar 12 |
| Sweet corn | Sow outdoors: Mar 5 – Mar 12 |
| Cucumbers | Sow outdoors: Mar 5 – Mar 12 |
| Squash & zucchini | Sow outdoors: Mar 5 – Mar 12 |
| Basil | Start seeds indoors: Jan 15 – Jan 29 Transplant outdoors: Mar 5 – Mar 12 |
Fall garden: cool-season crops like lettuce, spinach and kale can be sown again around Oct 3 (8 weeks before the average first fall frost on Nov 28).
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 | Jan 29 | Feb 26 | Mar 17 |
| First 32°F frost in fall is before | Dec 22 | Nov 28 | Nov 7 |
How to read it: in spring there is a 10% chance of a frost after March 17, so that is a safe date for tender plants. In fall there is a 10% chance of frost before November 7. A hard freeze (28°F) usually ends around February 9.
Nearby cities
- Live Oak zone 9a, last frost Feb 21
- Converse zone 9a, last frost Feb 21
- Universal City zone 9a, last frost Feb 21
- Boerne zone 8b, last frost Mar 15
- Schertz zone 9a, last frost Feb 21
- San Antonio zone 9a, last frost Feb 25
- Canyon Lake zone 9a, last frost Mar 1
- Cibolo zone 9a, last frost Feb 21
Questions
What growing zone is Timberwood Park, TX?
Timberwood Park 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 Timberwood Park?
The average last spring frost (32°F) in Timberwood Park is February 26. There is still a 10% chance of frost until March 17.
When can I plant tomatoes in Timberwood Park?
Transplant tomatoes outdoors 1–2 weeks after the average last frost: around Mar 5 – Mar 12. Start seeds indoors 6–8 weeks before the last frost.
Frost dates: NOAA U.S. Climate Normals 1991–2020, station San Antonio Intl Ap, TX (USW00012921), 16.8 km (10.4 mi) from the city center, elevation 240 m, based on 27 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.