FrostCal

When to Plant Broccoli in Kansas

In a typical Kansas location, start seeds indoors Feb 23 – Mar 9, then transplant outdoors Mar 23 – Mar 30. Across the state, the outdoor planting window starts as early as Mar 14 in Kansas City and as late as Apr 7 in Garden City. For a fall crop, plant around Aug 24 – Aug 31.

Method Start indoors, then transplant
Days to maturity 55–80 days

Start indoors 5-7 weeks before last frost; transplant out 2-3 weeks before last frost (hardens off to light frost).

Broccoli Planting Dates by City

CityStart indoorsTransplantFall planting
WichitaFeb 21 – Mar 7Mar 21 – Mar 28Aug 27 – Sep 3
Overland ParkFeb 20 – Mar 6Mar 20 – Mar 27Aug 27 – Sep 3
Kansas CityFeb 14 – Feb 28Mar 14 – Mar 21Aug 31 – Sep 7
OlatheFeb 20 – Mar 6Mar 20 – Mar 27Aug 27 – Sep 3
TopekaFeb 26 – Mar 12Mar 26 – Apr 2Aug 20 – Aug 27
LawrenceFeb 22 – Mar 8Mar 22 – Mar 29Aug 26 – Sep 2
ShawneeFeb 14 – Feb 28Mar 14 – Mar 21Aug 31 – Sep 7
ManhattanFeb 26 – Mar 12Mar 26 – Apr 2Aug 17 – Aug 24
LenexaFeb 20 – Mar 6Mar 20 – Mar 27Aug 27 – Sep 3
SalinaFeb 28 – Mar 14Mar 28 – Apr 4Aug 21 – Aug 28
HutchinsonFeb 28 – Mar 14Mar 28 – Apr 4Aug 19 – Aug 26
LeavenworthFeb 22 – Mar 8Mar 22 – Mar 29Aug 25 – Sep 1
LeawoodFeb 20 – Mar 6Mar 20 – Mar 27Aug 27 – Sep 3
Dodge CityMar 3 – Mar 17Mar 31 – Apr 7Aug 18 – Aug 25
Garden CityMar 10 – Mar 24Apr 7 – Apr 14Aug 15 – Aug 22
EmporiaFeb 25 – Mar 11Mar 25 – Apr 1Aug 21 – Aug 28
Junction CityFeb 22 – Mar 8Mar 22 – Mar 29Aug 24 – Aug 31
DerbyFeb 24 – Mar 10Mar 24 – Mar 31Aug 20 – Aug 27
Prairie VillageFeb 14 – Feb 28Mar 14 – Mar 21Aug 31 – Sep 7
HaysMar 1 – Mar 15Mar 29 – Apr 5Aug 20 – Aug 27
GardnerFeb 23 – Mar 9Mar 23 – Mar 30Aug 22 – Aug 29
LiberalMar 2 – Mar 16Mar 30 – Apr 6Aug 22 – Aug 29
PittsburgFeb 17 – Mar 3Mar 17 – Mar 24Aug 28 – Sep 4
NewtonFeb 24 – Mar 10Mar 24 – Mar 31Aug 23 – Aug 30
Great BendMar 6 – Mar 20Apr 3 – Apr 10Aug 13 – Aug 20
McPhersonFeb 28 – Mar 14Mar 28 – Apr 4Aug 22 – Aug 29
El DoradoFeb 23 – Mar 9Mar 23 – Mar 30Aug 23 – Aug 30
AndoverFeb 20 – Mar 6Mar 20 – Mar 27Aug 25 – Sep 1
OttawaFeb 28 – Mar 14Mar 28 – Apr 4Aug 18 – Aug 25
WinfieldFeb 26 – Mar 12Mar 26 – Apr 2Aug 20 – Aug 27

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 broccoli in Kansas?

In a typical Kansas location, start seeds indoors Feb 23 – Mar 9, then transplant outdoors Mar 23 – Mar 30. Across the state, the outdoor planting window starts as early as Mar 14 in Kansas City and as late as Apr 7 in Garden City. For a fall crop, plant around Aug 24 – Aug 31.

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 broccoli take to grow?

Broccoli typically take 55–80 days from planting to harvest. Start indoors 5-7 weeks before last frost; transplant out 2-3 weeks before last frost (hardens off to light frost).

Other Crops in Kansas

When to plant broccoli in other states

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