When to plant in Rockwell, NC
Planting dates worked out from Rockwell's own frost records, not a generic zone chart.
Safe to plant out
Apr 18
1 year in 10 has a later frost
Average last frost
Apr 4
about a 50% chance of a later one
Average first fall frost
Oct 29
1 year in 10 by Oct 18
Frost-free days
207
median, 1991–2020
Station used: Salisbury · 16.2 km away · station 213 m, town 239 m. How we match towns to stations
This season
Plan your garden.
Planting dates for common crops
| Crop | Start indoors | Plant out or sow | Harvest from |
|---|---|---|---|
| Tomato | Feb 21 – Mar 7 | Apr 18 – May 2 | Jun 12 |
| Sweet pepper | Feb 7 – Feb 21 | Apr 18 – May 2 | Jun 17 |
| Lettuce (leaf) | Jan 31 – Feb 7 | Mar 7 – Mar 21 | Apr 16 |
| Peas | — | Feb 21 – Mar 21 | Apr 17 |
| Bush beans | — | Apr 11 – May 2 | May 31 |
| Carrot | — | Mar 14 – Apr 25 | May 13 |
| Beet | — | Mar 7 – Apr 18 | Apr 26 |
| Potato | — | Mar 14 – Apr 4 | May 23 |
| Kale | Jan 24 – Feb 7 | Mar 7 – Mar 21 | Apr 19 |
| Broccoli | Jan 24 – Feb 7 | Mar 7 – Mar 28 | May 6 |
| Cucumber | Mar 21 – Mar 28 | Apr 18 – May 2 | Jun 7 |
| Summer squash and zucchini | Mar 21 – Mar 28 | Apr 18 – May 2 | Jun 2 |
| Winter squash | Mar 21 – Mar 28 | Apr 18 – May 2 | Jul 7 |
| Sweet corn | — | Apr 11 – May 2 | Jun 10 |
| Onion (from sets) | — | Mar 7 – Mar 28 | Jun 5 |
| Garlic | — | Oct 15 – Nov 12 (fall) | following summer |
| Spinach | — | Feb 21 – Mar 21 | Mar 31 |
| Basil | Mar 7 – Mar 21 | Apr 18 – May 2 | Jun 14 |
Rockwell'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 |
|---|---|
| 1893 | Mar 30 |
| 1894 | Mar 30 |
| 1895 | Mar 23 |
| 1896 | Apr 8 |
| 1897 | Mar 30 |
| 1898 | Apr 7 |
| 1899 | Apr 5 |
| 1900 | Apr 4 |
| 1901 | Mar 22 |
| 1902 | Apr 3 |
| 1903 | Apr 18 |
| 1904 | Apr 18 |
| 1906 | May 10 |
| 1909 | Apr 11 |
| 1910 | Mar 16 |
| 1911 | Apr 24 |
| 1912 | Apr 9 |
| 1913 | Mar 29 |
| 1914 | Mar 24 |
| 1915 | Apr 4 |
| 1916 | Apr 10 |
| 1917 | Mar 29 |
| 1918 | Apr 14 |
| 1919 | Apr 26 |
| 1920 | Apr 6 |
| 1921 | Apr 12 |
| 1922 | Mar 23 |
| 1923 | Apr 9 |
| 1924 | Apr 3 |
| 1925 | Mar 16 |
| 1926 | Apr 20 |
| 1927 | Apr 23 |
| 1928 | Apr 16 |
| 1929 | Mar 18 |
| 1930 | Apr 25 |
| 1931 | Mar 30 |
| 1932 | Apr 16 |
| 1933 | Mar 22 |
| 1934 | Apr 13 |
| 1935 | Apr 17 |
| 1936 | Apr 19 |
| 1937 | Apr 17 |
| 1938 | Apr 11 |
| 1939 | Apr 14 |
| 1940 | Apr 14 |
| 1941 | Mar 31 |
| 1942 | Apr 12 |
| 1943 | Apr 16 |
| 1944 | Apr 7 |
| 1945 | Apr 7 |
| 1946 | Mar 12 |
| 1947 | Mar 31 |
| 1948 | Mar 29 |
| 1949 | Apr 17 |
| 1950 | Apr 17 |
| 1951 | Mar 27 |
| 1952 | Apr 8 |
| 1953 | Apr 20 |
| 1954 | Mar 22 |
| 1955 | Apr 1 |
| 1956 | Apr 21 |
| 1957 | Mar 29 |
| 1958 | Apr 8 |
| 1959 | Mar 29 |
| 1960 | Apr 11 |
| 1961 | Apr 11 |
| 1962 | Apr 21 |
| 1963 | May 2 |
| 1964 | Apr 10 |
| 1965 | Apr 3 |
| 1966 | Mar 29 |
| 1967 | Mar 23 |
| 1968 | Mar 26 |
| 1969 | Apr 1 |
| 1970 | Apr 8 |
| 1971 | Apr 3 |
| 1972 | Apr 9 |
| 1973 | Apr 14 |
| 1974 | Apr 10 |
| 1975 | Apr 13 |
| 1976 | May 9 |
| 1977 | Apr 7 |
| 1978 | Apr 22 |
| 1979 | Apr 7 |
| 1980 | Apr 10 |
| 1981 | Apr 7 |
| 1982 | Apr 24 |
| 1983 | Apr 21 |
| 1984 | Apr 11 |
| 1985 | Apr 10 |
| 1987 | Apr 4 |
| 1988 | Mar 27 |
| 1989 | May 8 |
| 1990 | Apr 13 |
| 1991 | Mar 12 |
| 1992 | Apr 6 |
| 1993 | Mar 20 |
| 1994 | Apr 8 |
| 1996 | Apr 10 |
| 1997 | Apr 10 |
| 1998 | Mar 23 |
| 1999 | Mar 28 |
| 2000 | Mar 18 |
| 2001 | Apr 19 |
| 2002 | Apr 7 |
| 2003 | Mar 31 |
| 2004 | Mar 24 |
| 2005 | Mar 19 |
| 2007 | May 20 |
| 2008 | Apr 16 |
| 2009 | Apr 8 |
| 2010 | Mar 27 |
| 2011 | Apr 6 |
| 2012 | Mar 11 |
| 2013 | Mar 29 |
| 2014 | Apr 17 |
| 2015 | Apr 5 |
| 2016 | Apr 10 |
| 2017 | Mar 23 |
| 2018 | Apr 30 |
| 2019 | Apr 3 |
| 2020 | Apr 11 |
| 2021 | Apr 22 |
| 2022 | Apr 10 |
| 2023 | Apr 11 |
| 2024 | Apr 7 |
| 2025 | Apr 13 |
| 2026 | Apr 9 |
Each year's frost-free daysLong-term trend
See the data as a table
| Year | Frost-free days |
|---|---|
| 1893 | 213 |
| 1895 | 200 |
| 1896 | 184 |
| 1897 | 232 |
| 1899 | 211 |
| 1900 | 218 |
| 1901 | 197 |
| 1903 | 191 |
| 1906 | 154 |
| 1910 | 226 |
| 1911 | 193 |
| 1912 | 207 |
| 1913 | 215 |
| 1914 | 217 |
| 1915 | 225 |
| 1916 | 208 |
| 1917 | 206 |
| 1918 | 201 |
| 1919 | 193 |
| 1920 | 205 |
| 1921 | 179 |
| 1922 | 231 |
| 1923 | 205 |
| 1924 | 201 |
| 1925 | 208 |
| 1926 | 188 |
| 1927 | 197 |
| 1928 | 206 |
| 1929 | 232 |
| 1930 | 175 |
| 1931 | 201 |
| 1932 | 209 |
| 1933 | 217 |
| 1934 | 198 |
| 1935 | 172 |
| 1936 | 194 |
| 1937 | 180 |
| 1938 | 217 |
| 1939 | 184 |
| 1940 | 206 |
| 1941 | 207 |
| 1942 | 197 |
| 1943 | 184 |
| 1944 | 191 |
| 1945 | 211 |
| 1946 | 245 |
| 1947 | 226 |
| 1948 | 203 |
| 1949 | 200 |
| 1950 | 202 |
| 1951 | 221 |
| 1952 | 195 |
| 1953 | 200 |
| 1954 | 222 |
| 1955 | 213 |
| 1957 | 211 |
| 1958 | 205 |
| 1959 | 223 |
| 1960 | 206 |
| 1961 | 198 |
| 1962 | 187 |
| 1963 | 183 |
| 1964 | 183 |
| 1965 | 204 |
| 1966 | 218 |
| 1967 | 219 |
| 1968 | 214 |
| 1969 | 205 |
| 1970 | 192 |
| 1971 | 215 |
| 1972 | 193 |
| 1973 | 205 |
| 1974 | 175 |
| 1975 | 200 |
| 1976 | 162 |
| 1977 | 193 |
| 1978 | 178 |
| 1979 | 189 |
| 1980 | 179 |
| 1981 | 178 |
| 1983 | 190 |
| 1987 | 187 |
| 1988 | 198 |
| 1989 | 191 |
| 1990 | 196 |
| 1992 | 196 |
| 1993 | 222 |
| 1994 | 202 |
| 1996 | 206 |
| 1997 | 195 |
| 1998 | 213 |
| 1999 | 210 |
| 2000 | 204 |
| 2001 | 181 |
| 2002 | 208 |
| 2003 | 223 |
| 2004 | 229 |
| 2005 | 221 |
| 2007 | 162 |
| 2009 | 193 |
| 2010 | 224 |
| 2011 | 206 |
| 2012 | 240 |
| 2013 | 210 |
| 2014 | 199 |
| 2015 | 195 |
| 2016 | 214 |
| 2017 | 231 |
| 2018 | 194 |
| 2019 | 212 |
| 2020 | 204 |
| 2021 | 196 |
| 2022 | 191 |
| 2023 | 204 |
| 2024 | 228 |
| 2025 | 211 |
Each year's average temperature, April to SeptemberLong-term trend
See the data as a table
| Year | Growing-season temperature |
|---|---|
| 1893 | 23.1 °C |
| 1894 | 23.0 °C |
| 1895 | 23.4 °C |
| 1896 | 23.5 °C |
| 1897 | 22.4 °C |
| 1898 | 22.5 °C |
| 1899 | 22.9 °C |
| 1900 | 23.6 °C |
| 1901 | 21.4 °C |
| 1903 | 22.2 °C |
| 1904 | 21.5 °C |
| 1906 | 22.5 °C |
| 1909 | 21.7 °C |
| 1910 | 22.2 °C |
| 1911 | 23.2 °C |
| 1912 | 22.6 °C |
| 1913 | 22.0 °C |
| 1914 | 22.6 °C |
| 1915 | 22.3 °C |
| 1916 | 22.3 °C |
| 1917 | 21.8 °C |
| 1918 | 21.7 °C |
| 1919 | 22.0 °C |
| 1920 | 21.3 °C |
| 1921 | 22.7 °C |
| 1922 | 22.5 °C |
| 1923 | 21.9 °C |
| 1924 | 21.3 °C |
| 1925 | 23.2 °C |
| 1926 | 22.6 °C |
| 1927 | 21.5 °C |
| 1928 | 21.5 °C |
| 1929 | 21.9 °C |
| 1930 | 22.4 °C |
| 1931 | 22.3 °C |
| 1932 | 22.3 °C |
| 1933 | 23.1 °C |
| 1934 | 22.8 °C |
| 1935 | 21.9 °C |
| 1936 | 22.4 °C |
| 1937 | 22.2 °C |
| 1938 | 22.8 °C |
| 1939 | 23.0 °C |
| 1940 | 22.0 °C |
| 1941 | 23.6 °C |
| 1942 | 23.2 °C |
| 1943 | 22.8 °C |
| 1944 | 22.7 °C |
| 1945 | 22.9 °C |
| 1946 | 22.1 °C |
| 1947 | 22.9 °C |
| 1948 | 22.9 °C |
| 1949 | 22.6 °C |
| 1950 | 22.1 °C |
| 1951 | 22.4 °C |
| 1952 | 22.1 °C |
| 1953 | 22.7 °C |
| 1954 | 22.6 °C |
| 1955 | 22.6 °C |
| 1956 | 21.8 °C |
| 1957 | 23.3 °C |
| 1958 | 22.9 °C |
| 1959 | 22.7 °C |
| 1960 | 22.5 °C |
| 1961 | 21.5 °C |
| 1962 | 22.0 °C |
| 1963 | 21.3 °C |
| 1964 | 22.1 °C |
| 1965 | 22.2 °C |
| 1966 | 21.8 °C |
| 1967 | 21.3 °C |
| 1968 | 21.6 °C |
| 1969 | 21.9 °C |
| 1970 | 22.7 °C |
| 1971 | 21.5 °C |
| 1972 | 21.2 °C |
| 1973 | 21.6 °C |
| 1974 | 21.0 °C |
| 1975 | 21.6 °C |
| 1976 | 20.9 °C |
| 1977 | 23.2 °C |
| 1978 | 22.3 °C |
| 1979 | 21.5 °C |
| 1980 | 22.5 °C |
| 1981 | 22.3 °C |
| 1982 | 21.2 °C |
| 1983 | 22.3 °C |
| 1985 | 21.5 °C |
| 1988 | 21.3 °C |
| 1989 | 21.7 °C |
| 1990 | 22.4 °C |
| 1992 | 21.2 °C |
| 1993 | 22.9 °C |
| 1994 | 21.9 °C |
| 1996 | 22.1 °C |
| 1997 | 20.9 °C |
| 1998 | 23.2 °C |
| 1999 | 22.3 °C |
| 2000 | 21.8 °C |
| 2001 | 21.9 °C |
| 2002 | 23.0 °C |
| 2003 | 21.7 °C |
| 2004 | 22.4 °C |
| 2005 | 22.2 °C |
| 2006 | 22.4 °C |
| 2007 | 22.6 °C |
| 2008 | 22.0 °C |
| 2009 | 22.1 °C |
| 2010 | 23.6 °C |
| 2011 | 23.0 °C |
| 2012 | 22.2 °C |
| 2013 | 21.1 °C |
| 2014 | 21.7 °C |
| 2015 | 22.7 °C |
| 2016 | 22.7 °C |
| 2017 | 22.0 °C |
| 2018 | 22.9 °C |
| 2019 | 22.8 °C |
| 2020 | 21.2 °C |
| 2021 | 21.6 °C |
| 2022 | 22.3 °C |
| 2023 | 21.4 °C |
| 2024 | 22.5 °C |
| 2025 | 22.4 °C |
| 2026 | 23.1 °C |
What this means for you: Since 1893, Rockwell'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 Salisbury (NOAA GHCN-Daily). Years with too many missing days are left out.