When to plant Winter squash in Kansas

In fall, from June 1 – July 1 in Derby to June 10 – July 10 in Wichita.

USDA's earliest safe spring and latest safe fall planting dates, matched to each place's average frost dates.

Winter squash planting dates by place in Kansas
PlaceSpringFall
Andover—June 10 – July 10
Arkansas City—June 10 – July 10
Atchison—June 10 – July 10
Bel Aire—June 10 – July 10
Derby—June 1 – July 1
Dodge City—June 1 – July 1
El Dorado—June 1 – July 1
Emporia—June 1 – July 1
Garden City—June 1 – July 1
Gardner—June 1 – July 1
Great Bend—June 1 – July 1
Hays—June 1 – July 1
Haysville—June 1 – July 1
Hutchinson—June 1 – July 1
Junction City—June 10 – July 10
Kansas City—June 10 – July 10
Lansing—June 1 – July 1
Lawrence—June 10 – July 10
Leavenworth—June 10 – July 10
Leawood—June 10 – July 10
Lenexa—June 10 – July 10
Liberal—June 1 – July 1
Manhattan—June 1 – July 1
McPherson—June 1 – July 1
Merriam—June 10 – July 10
Mission—June 10 – July 10
Newton—June 1 – July 1
Olathe—June 10 – July 10
Ottawa—June 1 – July 1
Overland Park—June 10 – July 10
Pittsburg—June 10 – July 10
Prairie Village—June 10 – July 10
Salina—June 1 – July 1
Shawnee—June 1 – July 1
Spring Hill—June 1 – July 1
Topeka—June 1 – July 1
Wichita—June 10 – July 10
Winfield—June 1 – July 1

Planting dates: USDA Home and Garden Bulletin No. 9 (1967), tables 4 and 5. Frost dates: NOAA U.S. Climate Normals 1991–2020. “—” means the place's frost date is outside the table. The full USDA table for winter squash.