When to plant in Jackson, TN

Planting dates worked out from Jackson's own frost records, not a generic zone chart.

Safe to plant out

Apr 16

1 year in 10 has a later frost

Average last frost

Apr 1

about a 50% chance of a later one

Average first fall frost

Oct 31

1 year in 10 by Oct 20

Frost-free days

210

median, 1991–2020

Station used: Jackson Exp Stn · 3.0 km away · station 112 m, town 125 m. How we match towns to stations

This season

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Planting dates for common crops

Crop	Start indoors	Plant out or sow	Harvest from
Tomato	Feb 19 – Mar 5	Apr 16 – Apr 30	Jun 10
Sweet pepper	Feb 5 – Feb 19	Apr 16 – Apr 30	Jun 15
Lettuce (leaf)	Jan 28 – Feb 4	Mar 4 – Mar 18	Apr 13
Peas	—	Feb 18 – Mar 18	Apr 14
Bush beans	—	Apr 9 – Apr 30	May 29
Carrot	—	Mar 11 – Apr 22	May 10
Beet	—	Mar 4 – Apr 15	Apr 23
Potato	—	Mar 11 – Apr 1	May 20
Kale	Jan 21 – Feb 4	Mar 4 – Mar 18	Apr 16
Broccoli	Jan 21 – Feb 4	Mar 4 – Mar 25	May 3
Cucumber	Mar 19 – Mar 26	Apr 16 – Apr 30	Jun 5
Summer squash and zucchini	Mar 19 – Mar 26	Apr 16 – Apr 30	May 31
Winter squash	Mar 19 – Mar 26	Apr 16 – Apr 30	Jul 5
Sweet corn	—	Apr 9 – Apr 30	Jun 8
Onion (from sets)	—	Mar 4 – Mar 25	Jun 2
Garlic	—	Oct 17 – Nov 14 (fall)	following summer
Spinach	—	Feb 18 – Mar 18	Mar 28
Basil	Mar 5 – Mar 19	Apr 16 – Apr 30	Jun 12

Plan all 65 crops for Jackson

Jackson's weather over time

How the growing season has shifted here, year by year, from the station's own records.

Each year's last spring frostLong-term trend

See the data as a table

Year	Last spring frost
1896	Mar 24
1897	Feb 28
1898	Apr 7
1899	Apr 2
1900	Mar 31
1903	May 2
1904	Apr 16
1905	Apr 17
1906	Apr 1
1907	Apr 14
1908	Mar 21
1909	May 2
1910	Apr 25
1911	Apr 1
1912	Mar 26
1913	Mar 28
1914	Apr 10
1915	Apr 4
1916	Apr 9
1917	Apr 14
1918	Apr 12
1919	Apr 26
1920	Apr 15
1921	Apr 18
1922	Mar 22
1923	Apr 9
1924	Apr 3
1925	Mar 28
1926	Apr 20
1927	Apr 22
1928	Apr 16
1929	Mar 17
1930	Mar 31
1931	Apr 22
1932	Mar 28
1933	Mar 24
1934	Mar 29
1935	Apr 16
1936	Apr 19
1937	Apr 11
1938	Apr 10
1939	Apr 8
1940	Apr 13
1941	Mar 30
1942	Apr 1
1943	Apr 21
1944	Apr 6
1945	May 10
1946	Mar 11
1947	Mar 28
1948	Apr 2
1949	Mar 20
1950	Apr 21
1951	Apr 10
1952	Apr 7
1953	Apr 21
1954	Apr 2
1955	Mar 31
1956	Apr 19
1957	Apr 15
1958	Apr 8
1959	Apr 14
1960	Apr 10
1961	Apr 7
1962	Apr 16
1963	Mar 23
1964	Apr 9
1965	Mar 28
1966	Apr 10
1967	Mar 19
1968	Apr 6
1969	Mar 31
1970	Mar 27
1971	Apr 8
1972	Apr 9
1973	Apr 11
1974	Apr 9
1975	Apr 13
1976	Mar 17
1977	Apr 6
1978	Apr 21
1979	Mar 26
1980	Mar 22
1981	Mar 25
1982	Apr 10
1983	Apr 20
1984	Apr 1
1985	Apr 9
1986	Apr 23
1987	Apr 4
1988	Mar 27
1989	Apr 11
1990	Apr 12
1991	Mar 31
1992	Apr 3
1993	Apr 22
1994	Apr 7
1995	Apr 1
1996	Apr 10
1997	Apr 18
1998	Mar 22
1999	Mar 27
2000	Apr 9
2001	Apr 18
2002	Mar 27
2004	Apr 14
2005	Mar 14
2006	Mar 26
2007	Apr 9
2008	Apr 15
2009	Mar 21
2010	Mar 7
2011	Mar 26
2012	Mar 3
2013	Mar 28
2014	Apr 16
2015	Mar 30
2016	Mar 29
2017	Mar 17
2018	Apr 9
2019	Apr 2
2020	Apr 15
2021	Apr 23
2022	Mar 13
2023	Mar 21
2024	Mar 20
2025	Mar 22
2026	Mar 18

Each year's frost-free daysLong-term trend

See the data as a table

Year	Frost-free days
1896	207
1897	243
1903	168
1904	189
1905	198
1906	210
1907	181
1908	205
1909	163
1911	215
1914	200
1915	187
1916	194
1917	177
1918	168
1919	200
1920	168
1921	176
1922	209
1923	196
1924	202
1925	204
1926	187
1927	179
1928	197
1929	222
1930	207
1931	178
1932	197
1933	215
1934	212
1935	173
1936	191
1937	195
1938	196
1939	189
1940	186
1941	221
1942	179
1943	177
1944	204
1945	177
1946	245
1947	224
1948	198
1949	193
1950	197
1951	205
1952	191
1953	186
1954	201
1955	201
1956	190
1957	194
1958	201
1959	187
1960	193
1961	201
1962	190
1963	219
1964	193
1965	210
1966	198
1967	205
1968	201
1969	210
1970	221
1971	209
1972	220
1973	208
1974	176
1975	214
1976	217
1977	189
1978	169
1979	201
1980	204
1981	212
1982	195
1983	198
1984	225
1985	209
1986	203
1987	182
1988	234
1989	191
1990	196
1991	189
1992	217
1993	188
1994	202
1995	206
1996	206
1997	192
1998	228
1999	210
2000	181
2001	191
2002	219
2004	225
2005	225
2006	200
2007	211
2008	195
2009	250
2010	235
2011	208
2012	242
2013	210
2014	198
2015	228
2016	225
2017	224
2018	214
2019	212
2020	200
2021	194
2022	218
2023	223
2024	247
2025	225

Each year's average temperature, April to SeptemberLong-term trend

See the data as a table

Year	Growing-season temperature
1895	22.4 °C
1896	23.8 °C
1897	22.7 °C
1898	22.6 °C
1903	21.3 °C
1904	21.2 °C
1905	23.5 °C
1906	23.5 °C
1907	22.1 °C
1908	23.7 °C
1909	23.7 °C
1911	23.7 °C
1912	22.7 °C
1914	23.4 °C
1915	23.0 °C
1916	22.5 °C
1917	21.1 °C
1918	22.5 °C
1919	22.8 °C
1920	22.2 °C
1921	23.7 °C
1922	22.9 °C
1923	21.9 °C
1924	21.6 °C
1925	24.1 °C
1926	22.4 °C
1927	22.4 °C
1928	21.8 °C
1929	22.4 °C
1930	22.9 °C
1931	22.3 °C
1932	23.0 °C
1933	23.0 °C
1934	23.2 °C
1935	22.1 °C
1936	23.6 °C
1937	22.4 °C
1938	22.7 °C
1939	22.5 °C
1940	21.4 °C
1941	23.7 °C
1942	22.4 °C
1943	23.1 °C
1944	22.9 °C
1945	21.8 °C
1947	22.5 °C
1948	22.7 °C
1949	22.1 °C
1950	21.2 °C
1952	23.0 °C
1953	23.0 °C
1954	23.8 °C
1955	22.9 °C
1956	22.4 °C
1957	22.4 °C
1958	22.5 °C
1959	22.8 °C
1960	22.8 °C
1961	20.8 °C
1962	22.4 °C
1963	22.4 °C
1964	22.3 °C
1965	22.9 °C
1966	21.6 °C
1967	21.3 °C
1968	22.2 °C
1969	22.6 °C
1970	22.8 °C
1971	21.9 °C
1972	22.4 °C
1973	22.2 °C
1974	21.4 °C
1975	21.7 °C
1976	20.8 °C
1977	23.5 °C
1978	22.8 °C
1979	21.6 °C
1980	22.9 °C
1981	22.2 °C
1982	21.8 °C
1983	21.9 °C
1984	21.6 °C
1985	22.2 °C
1986	23.3 °C
1987	23.1 °C
1988	22.3 °C
1989	21.6 °C
1990	22.3 °C
1991	23.2 °C
1992	21.4 °C
1993	22.4 °C
1994	22.0 °C
1995	22.5 °C
1996	22.2 °C
1997	21.2 °C
1998	23.7 °C
1999	23.3 °C
2000	22.7 °C
2001	22.9 °C
2002	23.4 °C
2004	22.3 °C
2005	22.9 °C
2006	23.1 °C
2007	23.8 °C
2008	22.6 °C
2009	22.5 °C
2010	24.5 °C
2011	23.3 °C
2012	23.5 °C
2013	21.9 °C
2014	22.1 °C
2015	22.8 °C
2016	23.5 °C
2017	22.9 °C
2018	23.3 °C
2019	23.6 °C
2020	22.3 °C
2021	22.3 °C
2022	23.4 °C
2023	22.8 °C
2024	23.2 °C
2025	23.2 °C
2026	24.0 °C

What this means for you: Since 1896, Jackson's last spring frost has come about 1 day earlier per decade, on average. The frost-free season has grown by about 2 days per decade. Year-to-year swings are large, so keep using the safe date rather than the trend.

Source: daily records from Jackson Exp Stn (NOAA GHCN-Daily). Years with too many missing days are left out.

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