FrostCal

When to Plant Radishes in Kansas

In a typical Kansas location, sow outdoors Mar 9 – Mar 23. Across the state, the outdoor planting window starts as early as Feb 28 in Kansas City and as late as Mar 24 in Garden City. For a fall crop, plant around Sep 14 – Sep 28.

Method Direct sow
Days to maturity 22–30 days

Very fast and cold-hardy; direct sow 3-5 weeks before last frost, as soon as soil can be worked.

Radishes Planting Dates by City

CityDirect sowFall planting
WichitaMar 7 – Mar 21Sep 17 – Oct 1
Overland ParkMar 6 – Mar 20Sep 17 – Oct 1
Kansas CityFeb 28 – Mar 14Sep 21 – Oct 5
OlatheMar 6 – Mar 20Sep 17 – Oct 1
TopekaMar 12 – Mar 26Sep 10 – Sep 24
LawrenceMar 8 – Mar 22Sep 16 – Sep 30
ShawneeFeb 28 – Mar 14Sep 21 – Oct 5
ManhattanMar 12 – Mar 26Sep 7 – Sep 21
LenexaMar 6 – Mar 20Sep 17 – Oct 1
SalinaMar 14 – Mar 28Sep 11 – Sep 25
HutchinsonMar 14 – Mar 28Sep 9 – Sep 23
LeavenworthMar 8 – Mar 22Sep 15 – Sep 29
LeawoodMar 6 – Mar 20Sep 17 – Oct 1
Dodge CityMar 17 – Mar 31Sep 8 – Sep 22
Garden CityMar 24 – Apr 7Sep 5 – Sep 19
EmporiaMar 11 – Mar 25Sep 11 – Sep 25
Junction CityMar 8 – Mar 22Sep 14 – Sep 28
DerbyMar 10 – Mar 24Sep 10 – Sep 24
Prairie VillageFeb 28 – Mar 14Sep 21 – Oct 5
HaysMar 15 – Mar 29Sep 10 – Sep 24
GardnerMar 9 – Mar 23Sep 12 – Sep 26
LiberalMar 16 – Mar 30Sep 12 – Sep 26
PittsburgMar 3 – Mar 17Sep 18 – Oct 2
NewtonMar 10 – Mar 24Sep 13 – Sep 27
Great BendMar 20 – Apr 3Sep 3 – Sep 17
McPhersonMar 14 – Mar 28Sep 12 – Sep 26
El DoradoMar 9 – Mar 23Sep 13 – Sep 27
AndoverMar 6 – Mar 20Sep 15 – Sep 29
OttawaMar 14 – Mar 28Sep 8 – Sep 22
WinfieldMar 12 – Mar 26Sep 10 – Sep 24

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 radishes in Kansas?

In a typical Kansas location, sow outdoors Mar 9 – Mar 23. Across the state, the outdoor planting window starts as early as Feb 28 in Kansas City and as late as Mar 24 in Garden City. For a fall crop, plant around Sep 14 – Sep 28.

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 radishes take to grow?

Radishes typically take 22–30 days from planting to harvest. Very fast and cold-hardy; direct sow 3-5 weeks before last frost, as soon as soil can be worked.

Other Crops in Kansas

When to plant radishes in other states

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