Mesquite, NV planting zone & frost dates

Mesquite is in USDA hardiness zone 9a. The last spring frost usually comes around March 16 and the first fall frost around November 13, for a growing season of about 238 days.

USDA hardiness zone9aavg. extreme winter low 20°F to 25°F
Average last spring frostMarch 1690% chance of no frost after April 5
Average first fall frostNovember 1310% chance of frost by October 29
Growing season238 daysfrost-free days in an average year

Planting calendar for Mesquite

Dates are counted from the average last spring frost (March 16) 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 19 – Feb 2
Transplant outdoors: Mar 23 – Mar 30
PeppersStart seeds indoors: Jan 5 – Jan 19
Transplant outdoors: Mar 30 – Apr 6
EggplantStart seeds indoors: Jan 5 – Jan 19
Transplant outdoors: Mar 30 – Apr 6
BroccoliStart seeds indoors: Jan 5 – Jan 19
Transplant outdoors: Feb 16 – Mar 2
CabbageStart seeds indoors: Jan 5 – Jan 19
Transplant outdoors: Feb 16 – Mar 2
Onions (sets)Plant outdoors: Feb 16 – Mar 2
PeasSow outdoors: Feb 2 – Feb 16
SpinachSow outdoors: Feb 2 – Feb 16
LettuceSow outdoors: Feb 16 – Mar 2
CarrotsSow outdoors: Feb 16 – Mar 2
PotatoesPlant outdoors: Feb 16 – Mar 2
BeansSow outdoors: Mar 23 – Mar 30
Sweet cornSow outdoors: Mar 23 – Mar 30
CucumbersSow outdoors: Mar 23 – Mar 30
Squash & zucchiniSow outdoors: Mar 23 – Mar 30
BasilStart seeds indoors: Feb 2 – Feb 16
Transplant outdoors: Mar 23 – Mar 30

Fall garden: cool-season crops like lettuce, spinach and kale can be sown again around Sep 18 (8 weeks before the average first fall frost on Nov 13).

Useful for zone 9a gardens

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Frost risk in detail

90% chance50% chance10% chance
Last 32°F frost in spring is afterFeb 25Mar 16Apr 5
First 32°F frost in fall is beforeNov 25Nov 13Oct 29

How to read it: in spring there is a 10% chance of a frost after April 5, so that is a safe date for tender plants. In fall there is a 10% chance of frost before October 29. A hard freeze (28°F) usually ends around February 26.

Hardiness zone by ZIP code in Mesquite

Nearby cities

All cities in Nevada → · Other zone 9a cities →

Questions

What growing zone is Mesquite, NV?

Mesquite is in USDA Plant Hardiness Zone 9a (average extreme winter low 20°F to 25°F), according to the USDA 2023 map.

When is the last frost in Mesquite?

The average last spring frost (32°F) in Mesquite is March 16. There is still a 10% chance of frost until April 5.

When can I plant tomatoes in Mesquite?

Transplant tomatoes outdoors 1–2 weeks after the average last frost: around Mar 23 – Mar 30. Start seeds indoors 6–8 weeks before the last frost.

Frost dates: NOAA U.S. Climate Normals 1991–2020, station Bunkerville, NV (USC00261327), 5.1 km (3.2 mi) from the city center, elevation 488 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.