Wichita, KS planting zone & frost dates

Wichita is in USDA hardiness zone 7a. The last spring frost usually comes around April 11 and the first fall frost around October 29, for a growing season of about 199 days.

USDA hardiness zone7aavg. extreme winter low 0°F to 5°F
Average last spring frostApril 1190% chance of no frost after April 26
Average first fall frostOctober 2910% chance of frost by October 15
Growing season199 daysfrost-free days in an average year

Planting calendar for Wichita

Dates are counted from the average last spring frost (April 11) 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: Feb 14 – Feb 28
Transplant outdoors: Apr 18 – Apr 25
PeppersStart seeds indoors: Jan 31 – Feb 14
Transplant outdoors: Apr 25 – May 2
EggplantStart seeds indoors: Jan 31 – Feb 14
Transplant outdoors: Apr 25 – May 2
BroccoliStart seeds indoors: Jan 31 – Feb 14
Transplant outdoors: Mar 14 – Mar 28
CabbageStart seeds indoors: Jan 31 – Feb 14
Transplant outdoors: Mar 14 – Mar 28
Onions (sets)Plant outdoors: Mar 14 – Mar 28
PeasSow outdoors: Feb 28 – Mar 14
SpinachSow outdoors: Feb 28 – Mar 14
LettuceSow outdoors: Mar 14 – Mar 28
CarrotsSow outdoors: Mar 14 – Mar 28
PotatoesPlant outdoors: Mar 14 – Mar 28
BeansSow outdoors: Apr 18 – Apr 25
Sweet cornSow outdoors: Apr 18 – Apr 25
CucumbersSow outdoors: Apr 18 – Apr 25
Squash & zucchiniSow outdoors: Apr 18 – Apr 25
BasilStart seeds indoors: Feb 28 – Mar 14
Transplant outdoors: Apr 18 – Apr 25

Fall garden: cool-season crops like lettuce, spinach and kale can be sown again around Sep 3 (8 weeks before the average first fall frost on Oct 29).

Useful for zone 7a gardens

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Frost risk in detail

90% chance50% chance10% chance
Last 32°F frost in spring is afterMar 25Apr 11Apr 26
First 32°F frost in fall is beforeNov 10Oct 29Oct 15

How to read it: in spring there is a 10% chance of a frost after April 26, so that is a safe date for tender plants. In fall there is a 10% chance of frost before October 15. A hard freeze (28°F) usually ends around March 31.

Hardiness zone by ZIP code in Wichita

Nearby cities

All cities in Kansas → · Other zone 7a cities →

Questions

What growing zone is Wichita, KS?

Wichita is in USDA Plant Hardiness Zone 7a (average extreme winter low 0°F to 5°F), according to the USDA 2023 map.

When is the last frost in Wichita?

The average last spring frost (32°F) in Wichita is April 11. There is still a 10% chance of frost until April 26.

When can I plant tomatoes in Wichita?

Transplant tomatoes outdoors 1–2 weeks after the average last frost: around Apr 18 – Apr 25. Start seeds indoors 6–8 weeks before the last frost.

Frost dates: NOAA U.S. Climate Normals 1991–2020, station Wichita, KS (USW00003928), 10.2 km (6.3 mi) from the city center, elevation 407 m, based on 28 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.