Cool-Season Vegetable

When to Plant Lettuce in Kansas

Fast-growing and forgiving. Plant in spring and fall for a nearly year-round supply of fresh salad greens.

The Short Answer

Lettuce are cold-tolerant and do well in Kansas's varied climate. You can direct sow 4 weeks before your last frost — that's as early as Apr 20 - May 5 in Northern Kansas. Kansas gardeners can also plant a fall crop. Prairie soils in east — rich and deep. More alkaline and thinner soils in west. Wind erosion can be...

Kansas Frost Dates

Your planting dates depend on which part of Kansas you're in. Here are the frost date ranges by region:

Region Zones Last Frost (Spring) First Frost (Fall)
Northern Kansas 5b, 6a Apr 20 - May 5 Oct 1 - Oct 15
Central Kansas 6a, 6b Apr 10 - Apr 25 Oct 10 - Oct 25
Southern Kansas 6b, 7a Apr 1 - Apr 15 Oct 15 - Nov 1

Lettuce Planting Schedule for Kansas

Northern Kansas (Zones 5b, 6a)

Average last frost: Apr 20 - May 5 · Average first frost: Oct 1 - Oct 15

Start Seeds Indoors
4 wks before frost
Transplant Outside
2 wks before frost
Direct Sow
4 wks before frost
Fall Planting
8 wks before first frost

Central Kansas (Zones 6a, 6b)

Average last frost: Apr 10 - Apr 25 · Average first frost: Oct 10 - Oct 25

Start Seeds Indoors
4 wks before frost
Transplant Outside
2 wks before frost
Direct Sow
4 wks before frost
Fall Planting
8 wks before first frost

Southern Kansas (Zones 6b, 7a)

Average last frost: Apr 1 - Apr 15 · Average first frost: Oct 15 - Nov 1

Start Seeds Indoors
4 wks before frost
Transplant Outside
2 wks before frost
Direct Sow
4 wks before frost
Fall Planting
8 wks before first frost

Growing Lettuce in Kansas

Lettuce in Kansas's Climate

Lettuce grows well in spring and fall but bolts when summer temperatures consistently exceed 80°F. Direct sow 4 weeks before your last frost and succession plant every 2 weeks until mid-May. Resume in August for fall harvest. Summer lettuce is possible with heat-tolerant varieties and afternoon shade, but expect shorter-lived plantings.

Soil Considerations for Kansas

Prairie soils in east — rich and deep. More alkaline and thinner soils in west. Wind erosion can be an issue.

Kansas Climate & Growing Season

Hot summers with strong winds. Severe thunderstorms and hail risk. Drier in the west. Good growing conditions for heat-loving crops.

Growing season length varies across Kansas: Northern Kansas (5b, 6a) has a last frost around Apr 20 - May 5, while Southern Kansas (6b, 7a) sees frost end around Apr 1 - Apr 15. This difference matters for lettuce — adjust your planting dates to match your specific region.

Growing Tips

Succession plant every 2-3 weeks for continuous harvest. Shade cloth extends the season into warmer months.

Companion Planting

Plant lettuce alongside these companions for better growth:

Carrots Radishes Strawberries Chives

The Bottom Line

Lettuce can be grown successfully across Kansas, but your exact planting dates depend on which region you're in. Northern Kansas gardeners should plan around a Apr 20 - May 5 last frost, while those in Southern Kansas can typically plant earlier. For exact dates based on your zip code, use our free planting date finder.
Note: All dates are based on NOAA 30-year Climate Normals and represent historical averages, not predictions for any specific year. Always check your local weather forecast before planting frost-sensitive crops. Learn about our data sources.

Last reviewed: March 29, 2026

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