Sachse, TX planting zone & frost dates

Sachse is in USDA hardiness zone 8b. The last spring frost usually comes around March 10 and the first fall frost around November 19, for a growing season of about 254 days.

USDA hardiness zone8bavg. extreme winter low 15°F to 20°F
Average last spring frostMarch 1090% chance of no frost after March 31
Average first fall frostNovember 1910% chance of frost by November 1
Growing season254 daysfrost-free days in an average year

Planting calendar for Sachse

Dates are counted from the average last spring frost (March 10) 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.

CropWhen
TomatoesStart seeds indoors: Jan 13 – Jan 27
Transplant outdoors: Mar 17 – Mar 24
PeppersStart seeds indoors: Dec 30 – Jan 13
Transplant outdoors: Mar 24 – Mar 31
EggplantStart seeds indoors: Dec 30 – Jan 13
Transplant outdoors: Mar 24 – Mar 31
BroccoliStart seeds indoors: Dec 30 – Jan 13
Transplant outdoors: Feb 10 – Feb 24
CabbageStart seeds indoors: Dec 30 – Jan 13
Transplant outdoors: Feb 10 – Feb 24
Onions (sets)Plant outdoors: Feb 10 – Feb 24
PeasSow outdoors: Jan 27 – Feb 10
SpinachSow outdoors: Jan 27 – Feb 10
LettuceSow outdoors: Feb 10 – Feb 24
CarrotsSow outdoors: Feb 10 – Feb 24
PotatoesPlant outdoors: Feb 10 – Feb 24
BeansSow outdoors: Mar 17 – Mar 24
Sweet cornSow outdoors: Mar 17 – Mar 24
CucumbersSow outdoors: Mar 17 – Mar 24
Squash & zucchiniSow outdoors: Mar 17 – Mar 24
BasilStart seeds indoors: Jan 27 – Feb 10
Transplant outdoors: Mar 17 – Mar 24

Fall garden: cool-season crops like lettuce, spinach and kale can be sown again around Sep 24 (8 weeks before the average first fall frost on Nov 19).

Useful for zone 8b gardens

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Frost risk in detail

90% chance50% chance10% chance
Last 32°F frost in spring is afterFeb 20Mar 10Mar 31
First 32°F frost in fall is beforeDec 5Nov 19Nov 1

How to read it: in spring there is a 10% chance of a frost after March 31, so that is a safe date for tender plants. In fall there is a 10% chance of frost before November 1. A hard freeze (28°F) usually ends around February 26.

Hardiness zone by ZIP code in Sachse

Nearby cities

All cities in Texas → · Other zone 8b cities →

Questions

What growing zone is Sachse, TX?

Sachse 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 Sachse?

The average last spring frost (32°F) in Sachse is March 10. There is still a 10% chance of frost until March 31.

When can I plant tomatoes in Sachse?

Transplant tomatoes outdoors 1–2 weeks after the average last frost: around Mar 17 – Mar 24. Start seeds indoors 6–8 weeks before the last frost.

Frost dates: NOAA U.S. Climate Normals 1991–2020, station Lavon Dam, TX (USC00415094), 12.1 km (7.5 mi) from the city center, elevation 155 m, based on 21 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.