GrowZone

ZIP 67202 planting calendar

When to plant tomatoes in Wichita, KS - Zone 7a

In ZIP 67202, plant tomatoes around Apr 27; this uses the Wichita frost station, USDA zone 7a, and tomatoes timing rules.

Your Wichita calendar has a 183-day estimated frost-free season. This estimate uses the representative Wichita frost station, USDA zone 7a, and tomatoes timing rules.

Source: wichita-eisenhower frost station, USDA zone 7a, last updated 2026-06-28. Verify locally before planting high-value crops because microclimates, current weather, and yard exposure can move the safe date.

USDA zone 7a Wichita frost station Kansas State University Research and Extension Updated 2026-06-28
Read the method

Answer first

When to start tomatoes seeds indoors in Wichita

In ZIP 67202, start tomatoes seeds indoors around Mar 9, about 42 days before the Apr 20 last-frost estimate.

Start tomatoes seeds indoors in Wichita around Mar 9, about 42 days before the Apr 20 last-frost estimate.

Seed starting schedule

Tomatoes dates for Wichita, KS

StepDateHow to use it
Start IndoorsMarch 9, 2026Start seeds under lights or in a bright indoor seed-starting space.
Transplant OutdoorsApril 27, 2026Move hardened-off seedlings outside after the frost-risk window.

Last frost

When is the last frost in Wichita?

Wichita (ZIP 67202) has an average last spring frost around Apr 20.

First frost

When is the first frost in Wichita?

The average first fall frost is around Oct 20, giving about 183 frost-free days.

Season map

Tomatoes windows by month

JanFebMarAprMayJunJulAugSepOctNovDec
Start indoors
Mar 9
Transplant
Apr 27
Harvest
Jul 14
Frost watch
Aug 3

Reminder workflow

Every date has a next action

Start tomatoes indoorsMar 9
Last frost windowApr 20
Transplant tomatoesApr 27
First tomatoes harvest windowJul 14
Last tomatoes sowing targetAug 3
SignalValueWhy it matters
Last frost estimateApril 20, 2026Warm-season transplant risk starts falling after this window.
First frost estimateOctober 20, 2026Fall planting counts backward from this date.
Season length183 daysLonger seasons can support succession crops.
Spacing18-24 inAirflow and root space affect yield.
Soil temperature60 F+Seeds and transplants stall in cold soil.

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Local data

Why this date changes by ZIP

Wichita frost history and USDA zone 7a shift the safe planting window. GrowZone uses a local representative station instead of one national rule.

Kansas State University Research and Extension is the kind of local source to verify against when a crop is expensive, weather is unusual, or your yard has a cold pocket.

Crop note

Tomatoes timing notes

Harden seedlings off for a week before transplanting. Tomatoes prefers full sun, 18-24 in spacing, and soil near 60 F+.

For fall, count backward from Oct 20. A conservative last sowing target is around Aug 3.