FrostCal

When to Plant Radishes in Tennessee

In a typical Tennessee location, sow outdoors Mar 2 – Mar 16. Across the state, the outdoor planting window starts as early as Feb 9 in New South Memphis and as late as Mar 17 in Bristol. For a fall crop, plant around Sep 18 – Oct 2.

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
NashvilleFeb 25 – Mar 11Sep 19 – Oct 3
New South MemphisFeb 9 – Feb 23Oct 5 – Oct 19
MemphisFeb 9 – Feb 23Oct 5 – Oct 19
KnoxvilleMar 7 – Mar 21Sep 16 – Sep 30
ChattanoogaFeb 17 – Mar 3Sep 28 – Oct 12
ClarksvilleFeb 27 – Mar 13Sep 20 – Oct 4
MurfreesboroMar 5 – Mar 19Sep 15 – Sep 29
East ChattanoogaFeb 17 – Mar 3Sep 28 – Oct 12
FranklinFeb 27 – Mar 13Sep 19 – Oct 3
CordovaFeb 22 – Mar 8Sep 24 – Oct 8
JacksonFeb 26 – Mar 12Sep 17 – Oct 1
Johnson CityMar 15 – Mar 29Sep 12 – Sep 26
BartlettFeb 22 – Mar 8Sep 24 – Oct 8
HendersonvilleMar 7 – Mar 21Sep 17 – Oct 1
KingsportMar 5 – Mar 19Sep 17 – Oct 1
ColliervilleFeb 22 – Mar 8Sep 22 – Oct 6
SmyrnaMar 9 – Mar 23Sep 9 – Sep 23
ClevelandMar 2 – Mar 16Sep 18 – Oct 2
BrentwoodMar 11 – Mar 25Sep 14 – Sep 28
GermantownFeb 22 – Mar 8Sep 24 – Oct 8
HermitageFeb 25 – Mar 11Sep 23 – Oct 7
ColumbiaMar 6 – Mar 20Sep 15 – Sep 29
Spring HillFeb 27 – Mar 13Sep 20 – Oct 4
La VergneMar 9 – Mar 23Sep 9 – Sep 23
GallatinMar 12 – Mar 26Sep 11 – Sep 25
CookevilleMar 10 – Mar 24Sep 13 – Sep 27
Mount JulietFeb 25 – Mar 11Sep 23 – Oct 7
LebanonMar 2 – Mar 16Sep 16 – Sep 30
MorristownMar 6 – Mar 20Sep 16 – Sep 30
Oak RidgeMar 1 – Mar 15Sep 20 – Oct 4

Showing the 30 most populous of 70 Tennessee cities. Dates are estimates from each city's NOAA frost normals and university extension timing guidelines. See all Tennessee cities.

Frequently Asked Questions

When should I plant radishes in Tennessee?

In a typical Tennessee location, sow outdoors Mar 2 – Mar 16. Across the state, the outdoor planting window starts as early as Feb 9 in New South Memphis and as late as Mar 17 in Bristol. For a fall crop, plant around Sep 18 – Oct 2.

When is the last frost in Tennessee?

The average last spring frost in Tennessee ranges from March 16 in New South Memphis to April 21 in Bristol, 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 Tennessee

When to plant radishes in other states

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