When to plant in Bluff City, TN
Planting dates worked out from Bluff City's own frost records, not a generic zone chart.
Last spring frost
- Early · riskyApr 59 years in 10 still get a later frost
- TypicalApr 18about half of years get a later frost
- Safe to plant outMay 41 year in 10 gets a later frost
Hardy crops like peas and spinach are timed from the typical date. Wait for the safe date before planting out tomatoes, peppers and squash.
First fall frost
- EarlyOct 81 year in 10 has frost by then
- TypicalOct 20about half of years have had frost
- LateNov 19 years in 10 have had frost by then
A typical year has 186 frost-free days. Plan for tender crops to be ripe by the early date.
Station used: Bristol Ap · 12.3 km away · station 456 m, town 442 m. How we match towns to stations
Plan your garden.
Planting dates for common crops
| Crop | Start indoors | Plant out or sow | Harvest from |
|---|---|---|---|
| Tomato | Mar 9 – Mar 23 | May 4 – May 18 | Jun 28 |
| Sweet pepper | Feb 23 – Mar 9 | May 4 – May 18 | Jul 3 |
| Lettuce (leaf) | Feb 14 – Feb 21 | Mar 21 – Apr 4 | Apr 30 |
| Peas | — | Mar 7 – Apr 4 | May 1 |
| Bush beans | — | Apr 27 – May 18 | Jun 16 |
| Carrot | — | Mar 28 – May 9 | May 27 |
| Beet | — | Mar 21 – May 2 | May 10 |
| Potato | — | Mar 28 – Apr 18 | Jun 6 |
| Kale | Feb 7 – Feb 21 | Mar 21 – Apr 4 | May 3 |
| Broccoli | Feb 7 – Feb 21 | Mar 21 – Apr 11 | May 20 |
| Cucumber | Apr 6 – Apr 13 | May 4 – May 18 | Jun 23 |
| Summer squash and zucchini | Apr 6 – Apr 13 | May 4 – May 18 | Jun 18 |
| Winter squash | Apr 6 – Apr 13 | May 4 – May 18 | Jul 23 |
| Sweet corn | — | Apr 27 – May 18 | Jun 26 |
| Onion (from sets) | — | Mar 21 – Apr 11 | Jun 19 |
| Garlic | — | Oct 6 – Nov 3 (fall) | following summer |
| Spinach | — | Mar 7 – Apr 4 | Apr 14 |
| Basil | Mar 23 – Apr 6 | May 4 – May 18 | Jun 30 |
Bluff City's weather over time
How the growing season has shifted here, year by year, from the station's own records.
See the data as a table
| Year | Last spring frost |
|---|---|
| 1938 | Apr 11 |
| 1939 | Apr 14 |
| 1940 | May 5 |
| 1941 | Mar 30 |
| 1942 | Apr 21 |
| 1943 | Apr 22 |
| 1944 | Apr 7 |
| 1945 | Apr 7 |
| 1946 | Apr 28 |
| 1947 | May 9 |
| 1948 | Mar 29 |
| 1949 | Apr 25 |
| 1950 | Apr 22 |
| 1951 | Apr 18 |
| 1952 | Apr 17 |
| 1953 | Apr 21 |
| 1954 | Apr 2 |
| 1955 | Apr 8 |
| 1956 | Apr 21 |
| 1957 | Apr 15 |
| 1958 | Apr 13 |
| 1959 | Apr 14 |
| 1960 | Apr 11 |
| 1961 | Apr 20 |
| 1962 | Apr 21 |
| 1963 | May 2 |
| 1964 | Apr 11 |
| 1965 | Apr 3 |
| 1966 | May 10 |
| 1967 | Apr 29 |
| 1968 | Apr 16 |
| 1969 | Apr 30 |
| 1970 | Apr 8 |
| 1971 | May 4 |
| 1972 | Apr 27 |
| 1973 | Apr 14 |
| 1974 | Apr 10 |
| 1975 | Apr 13 |
| 1976 | Apr 28 |
| 1977 | Apr 9 |
| 1978 | Mar 27 |
| 1979 | Apr 7 |
| 1980 | Apr 17 |
| 1981 | Apr 7 |
| 1982 | Apr 24 |
| 1983 | Apr 22 |
| 1984 | Apr 19 |
| 1985 | Apr 10 |
| 1986 | May 4 |
| 1987 | Apr 10 |
| 1988 | Apr 20 |
| 1989 | May 8 |
| 1990 | Apr 18 |
| 1991 | Apr 2 |
| 1992 | Apr 6 |
| 1993 | Apr 23 |
| 1994 | Apr 8 |
| 1995 | Apr 5 |
| 1996 | May 1 |
| 1997 | May 16 |
| 1998 | Apr 12 |
| 1999 | Apr 13 |
| 2000 | Apr 27 |
| 2001 | Apr 19 |
| 2002 | May 22 |
| 2003 | Apr 1 |
| 2004 | Apr 28 |
| 2005 | May 3 |
| 2006 | Apr 10 |
| 2007 | Apr 13 |
| 2008 | Apr 30 |
| 2009 | Apr 12 |
| 2010 | Apr 10 |
| 2011 | Apr 6 |
| 2012 | Apr 13 |
| 2013 | Apr 6 |
| 2014 | Apr 17 |
| 2015 | Apr 24 |
| 2016 | Apr 13 |
| 2017 | Apr 9 |
| 2018 | Apr 30 |
| 2019 | Apr 3 |
| 2020 | May 10 |
| 2021 | Apr 23 |
| 2022 | Apr 20 |
| 2023 | Apr 10 |
| 2024 | Apr 22 |
See the data as a table
| Year | Frost-free days |
|---|---|
| 1938 | 196 |
| 1939 | 183 |
| 1940 | 185 |
| 1941 | 195 |
| 1942 | 187 |
| 1943 | 177 |
| 1944 | 203 |
| 1945 | 191 |
| 1946 | 156 |
| 1947 | 144 |
| 1948 | 202 |
| 1949 | 192 |
| 1950 | 196 |
| 1951 | 176 |
| 1952 | 184 |
| 1953 | 192 |
| 1954 | 200 |
| 1955 | 199 |
| 1956 | 201 |
| 1957 | 187 |
| 1958 | 198 |
| 1959 | 202 |
| 1960 | 192 |
| 1961 | 189 |
| 1962 | 185 |
| 1963 | 181 |
| 1964 | 182 |
| 1965 | 204 |
| 1966 | 173 |
| 1967 | 173 |
| 1968 | 171 |
| 1969 | 170 |
| 1970 | 191 |
| 1971 | 184 |
| 1972 | 174 |
| 1973 | 186 |
| 1974 | 174 |
| 1975 | 200 |
| 1976 | 172 |
| 1977 | 188 |
| 1978 | 195 |
| 1979 | 188 |
| 1980 | 178 |
| 1981 | 195 |
| 1982 | 185 |
| 1983 | 196 |
| 1984 | 200 |
| 1985 | 211 |
| 1986 | 192 |
| 1987 | 176 |
| 1988 | 175 |
| 1989 | 165 |
| 1990 | 191 |
| 1991 | 188 |
| 1992 | 195 |
| 1993 | 160 |
| 1994 | 201 |
| 1995 | 194 |
| 1996 | 163 |
| 1997 | 158 |
| 1998 | 192 |
| 1999 | 193 |
| 2000 | 163 |
| 2001 | 171 |
| 2002 | 163 |
| 2003 | 184 |
| 2004 | 171 |
| 2005 | 175 |
| 2006 | 185 |
| 2007 | 198 |
| 2008 | 171 |
| 2009 | 188 |
| 2010 | 202 |
| 2011 | 198 |
| 2012 | 203 |
| 2013 | 200 |
| 2014 | 170 |
| 2015 | 176 |
| 2016 | 207 |
| 2017 | 199 |
| 2018 | 174 |
| 2019 | 211 |
| 2020 | 173 |
| 2021 | 186 |
| 2022 | 180 |
| 2023 | 204 |
| 2024 | 177 |
See the data as a table
| Year | Growing-season temperature |
|---|---|
| 1938 | 20.4 °C |
| 1939 | 20.4 °C |
| 1940 | 19.5 °C |
| 1941 | 21.2 °C |
| 1942 | 20.4 °C |
| 1943 | 20.3 °C |
| 1944 | 20.9 °C |
| 1945 | 20.1 °C |
| 1946 | 19.7 °C |
| 1947 | 20.1 °C |
| 1948 | 20.5 °C |
| 1949 | 20.1 °C |
| 1950 | 19.3 °C |
| 1951 | 19.6 °C |
| 1952 | 21.0 °C |
| 1953 | 20.9 °C |
| 1954 | 21.1 °C |
| 1955 | 21.3 °C |
| 1956 | 19.8 °C |
| 1957 | 21.3 °C |
| 1958 | 20.4 °C |
| 1959 | 21.3 °C |
| 1960 | 20.7 °C |
| 1961 | 19.4 °C |
| 1962 | 20.4 °C |
| 1963 | 19.7 °C |
| 1964 | 20.5 °C |
| 1965 | 20.9 °C |
| 1966 | 19.7 °C |
| 1967 | 18.2 °C |
| 1968 | 19.9 °C |
| 1969 | 19.9 °C |
| 1970 | 21.3 °C |
| 1971 | 20.2 °C |
| 1972 | 19.5 °C |
| 1973 | 19.9 °C |
| 1974 | 19.3 °C |
| 1975 | 20.3 °C |
| 1976 | 19.0 °C |
| 1977 | 21.0 °C |
| 1978 | 20.2 °C |
| 1979 | 19.1 °C |
| 1980 | 20.6 °C |
| 1981 | 20.1 °C |
| 1982 | 19.8 °C |
| 1983 | 18.9 °C |
| 1984 | 18.7 °C |
| 1985 | 19.3 °C |
| 1986 | 20.7 °C |
| 1987 | 20.9 °C |
| 1988 | 20.1 °C |
| 1989 | 19.5 °C |
| 1990 | 20.1 °C |
| 1991 | 21.0 °C |
| 1992 | 19.3 °C |
| 1993 | 20.3 °C |
| 1994 | 20.0 °C |
| 1995 | 20.8 °C |
| 1996 | 19.1 °C |
| 1997 | 18.2 °C |
| 1998 | 20.4 °C |
| 1999 | 20.3 °C |
| 2000 | 19.6 °C |
| 2001 | 19.9 °C |
| 2002 | 21.1 °C |
| 2003 | 19.7 °C |
| 2004 | 20.0 °C |
| 2005 | 20.2 °C |
| 2006 | 20.0 °C |
| 2007 | 20.8 °C |
| 2008 | 20.0 °C |
| 2009 | 19.8 °C |
| 2010 | 21.8 °C |
| 2011 | 21.3 °C |
| 2012 | 20.9 °C |
| 2013 | 19.9 °C |
| 2014 | 20.7 °C |
| 2015 | 21.3 °C |
| 2016 | 21.6 °C |
| 2017 | 20.7 °C |
| 2018 | 21.5 °C |
| 2019 | 21.7 °C |
| 2020 | 20.1 °C |
| 2021 | 20.6 °C |
| 2022 | 21.0 °C |
| 2023 | 20.4 °C |
| 2024 | 21.4 °C |
What this means for you: Since 1938, Bluff City's last spring frost has stayed at about the same time of year. Year-to-year swings are large, so keep using the safe date rather than the trend.
Source: daily records from Bristol Ap (NOAA GHCN-Daily). Years with too many missing days are left out.