FrostCal

When to Plant Zucchini in Kansas

In a typical Kansas location, start seeds indoors Mar 23 – Mar 30, then sow outdoors Apr 20 – May 4, then transplant outdoors Apr 20 – Apr 27. Across the state, the outdoor planting window starts as early as Apr 11 in Kansas City and as late as May 5 in Garden City.

Method Direct sow
Days to maturity 45–55 days

Fast-growing squash; direct sow 1-3 weeks after last frost, or start indoors 2-3 weeks early for a head start.

Zucchini Planting Dates by City

CityStart indoorsDirect sowTransplant
WichitaMar 21 – Mar 28Apr 18 – May 2Apr 18 – Apr 25
Overland ParkMar 20 – Mar 27Apr 17 – May 1Apr 17 – Apr 24
Kansas CityMar 14 – Mar 21Apr 11 – Apr 25Apr 11 – Apr 18
OlatheMar 20 – Mar 27Apr 17 – May 1Apr 17 – Apr 24
TopekaMar 26 – Apr 2Apr 23 – May 7Apr 23 – Apr 30
LawrenceMar 22 – Mar 29Apr 19 – May 3Apr 19 – Apr 26
ShawneeMar 14 – Mar 21Apr 11 – Apr 25Apr 11 – Apr 18
ManhattanMar 26 – Apr 2Apr 23 – May 7Apr 23 – Apr 30
LenexaMar 20 – Mar 27Apr 17 – May 1Apr 17 – Apr 24
SalinaMar 28 – Apr 4Apr 25 – May 9Apr 25 – May 2
HutchinsonMar 28 – Apr 4Apr 25 – May 9Apr 25 – May 2
LeavenworthMar 22 – Mar 29Apr 19 – May 3Apr 19 – Apr 26
LeawoodMar 20 – Mar 27Apr 17 – May 1Apr 17 – Apr 24
Dodge CityMar 31 – Apr 7Apr 28 – May 12Apr 28 – May 5
Garden CityApr 7 – Apr 14May 5 – May 19May 5 – May 12
EmporiaMar 25 – Apr 1Apr 22 – May 6Apr 22 – Apr 29
Junction CityMar 22 – Mar 29Apr 19 – May 3Apr 19 – Apr 26
DerbyMar 24 – Mar 31Apr 21 – May 5Apr 21 – Apr 28
Prairie VillageMar 14 – Mar 21Apr 11 – Apr 25Apr 11 – Apr 18
HaysMar 29 – Apr 5Apr 26 – May 10Apr 26 – May 3
GardnerMar 23 – Mar 30Apr 20 – May 4Apr 20 – Apr 27
LiberalMar 30 – Apr 6Apr 27 – May 11Apr 27 – May 4
PittsburgMar 17 – Mar 24Apr 14 – Apr 28Apr 14 – Apr 21
NewtonMar 24 – Mar 31Apr 21 – May 5Apr 21 – Apr 28
Great BendApr 3 – Apr 10May 1 – May 15May 1 – May 8
McPhersonMar 28 – Apr 4Apr 25 – May 9Apr 25 – May 2
El DoradoMar 23 – Mar 30Apr 20 – May 4Apr 20 – Apr 27
AndoverMar 20 – Mar 27Apr 17 – May 1Apr 17 – Apr 24
OttawaMar 28 – Apr 4Apr 25 – May 9Apr 25 – May 2
WinfieldMar 26 – Apr 2Apr 23 – May 7Apr 23 – Apr 30

Showing the 30 most populous of 40 Kansas cities. Dates are estimates from each city's NOAA frost normals and university extension timing guidelines. See all Kansas cities.

Frequently Asked Questions

When should I plant zucchini in Kansas?

In a typical Kansas location, start seeds indoors Mar 23 – Mar 30, then sow outdoors Apr 20 – May 4, then transplant outdoors Apr 20 – Apr 27. Across the state, the outdoor planting window starts as early as Apr 11 in Kansas City and as late as May 5 in Garden City.

When is the last frost in Kansas?

The average last spring frost in Kansas ranges from April 4 in Kansas City to April 28 in Garden City, based on NOAA 1991–2020 climate normals.

How long do zucchini take to grow?

Zucchini typically take 45–55 days from planting to harvest. Fast-growing squash; direct sow 1-3 weeks after last frost, or start indoors 2-3 weeks early for a head start.

Other Crops in Kansas

When to plant zucchini in other states

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