When to plant in Hemlock, MI

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

Safe to plant out

May 13

1 year in 10 has a later frost

Average last frost

Apr 29

about a 50% chance of a later one

Average first fall frost

Oct 13

1 year in 10 by Sep 30

Frost-free days

168

median, 1991–2020

Station used: Saginaw Mbs Intl Ap · 17.4 km away · station 202 m, town 198 m. How we match towns to stations

This season

Plan your garden.

Build my Hemlock plan

Planting dates for common crops

Crop	Start indoors	Plant out or sow	Harvest from
Tomato	Mar 18 – Apr 1	May 13 – May 27	Jul 7
Sweet pepper	Mar 4 – Mar 18	May 13 – May 27	Jul 12
Lettuce (leaf)	Mar 3 – Mar 10	Apr 7 – Apr 21	May 17
Peas	—	Apr 7 – May 5	Jun 1
Bush beans	—	May 6 – May 27	Jun 25
Carrot	—	Apr 17 – May 29	Jun 16
Beet	—	Apr 17 – May 29	Jun 6
Potato	—	Apr 17 – May 8	Jun 26
Kale	Mar 3 – Mar 17	Apr 14 – Apr 28	May 27
Broccoli	Feb 24 – Mar 10	Apr 7 – Apr 28	Jun 6
Cucumber	Apr 15 – Apr 22	May 13 – May 27	Jul 2
Summer squash and zucchini	Apr 15 – Apr 22	May 13 – May 27	Jun 27
Winter squash	Apr 15 – Apr 22	May 13 – May 27	Aug 1
Sweet corn	—	May 6 – May 27	Jul 5
Onion (from sets)	—	Apr 7 – Apr 28	Jul 6
Garlic	—	Sep 29 – Oct 27 (fall)	following summer
Spinach	—	Apr 7 – May 5	May 15
Basil	Apr 1 – Apr 15	May 13 – May 27	Jul 9

Plan all 65 crops for Hemlock

Hemlock'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
1898	May 6
1899	Apr 16
1900	May 10
1901	Apr 21
1902	May 11
1903	May 4
1904	May 11
1905	May 9
1906	May 10
1907	May 28
1908	May 3
1909	May 11
1910	May 14
1911	May 4
1912	Apr 30
1913	May 10
1914	May 1
1915	Apr 17
1916	Apr 10
1917	May 3
1918	May 1
1919	Apr 27
1920	May 14
1921	Apr 18
1922	Apr 28
1923	May 13
1924	May 20
1925	May 18
1926	May 20
1927	Apr 30
1928	Apr 28
1929	May 3
1930	Apr 25
1931	May 3
1932	May 2
1933	Apr 27
1934	May 12
1935	May 4
1936	Apr 24
1937	May 10
1938	Apr 10
1939	May 12
1940	May 2
1941	Apr 25
1942	Apr 22
1943	May 14
1944	May 8
1945	May 11
1946	May 13
1947	May 10
1948	Apr 17
1949	May 28
1950	May 8
1951	May 13
1952	May 16
1953	May 15
1954	May 10
1955	May 9
1956	Apr 30
1957	May 3
1958	May 9
1959	Apr 22
1960	Apr 19
1961	May 10
1962	Apr 20
1963	May 23
1964	Apr 25
1965	Apr 19
1966	May 13
1967	May 3
1968	May 6
1969	Apr 11
1970	May 6
1971	Apr 24
1972	Apr 26
1973	May 18
1974	May 7
1975	Apr 22
1976	May 4
1977	Apr 29
1978	May 4
1979	May 5
1980	Apr 24
1981	May 2
1982	Apr 29
1983	May 17
1984	May 2
1985	Apr 10
1986	May 3
1987	Apr 9
1988	Apr 22
1989	May 7
1990	Apr 19
1991	Apr 12
1992	May 25
1993	Apr 27
1994	Apr 22
1995	Apr 24
1996	May 13
1997	May 7
1998	Apr 28
1999	Apr 25
2000	Apr 26
2001	Apr 19
2002	May 20
2003	May 4
2004	May 4
2005	May 4
2006	Apr 26
2007	Apr 15
2008	Apr 30
2009	Apr 23
2010	May 9
2011	Apr 18
2012	Apr 29
2013	May 13
2014	Apr 19
2015	Apr 24
2016	Apr 15
2017	May 9
2018	Apr 29
2019	Apr 11
2020	May 13
2021	May 11
2022	Apr 29
2023	Apr 27
2024	Apr 26

Each year's frost-free daysLong-term trend

See the data as a table

Year	Frost-free days
1898	161
1899	150
1900	159
1901	164
1903	166
1904	133
1905	164
1906	152
1907	125
1908	151
1909	153
1910	145
1911	156
1912	168
1913	161
1914	176
1915	175
1916	172
1917	155
1918	182
1919	175
1920	167
1921	177
1922	166
1923	144
1924	154
1925	143
1926	128
1927	186
1928	180
1929	153
1930	175
1931	167
1932	161
1933	168
1934	154
1935	153
1936	170
1937	155
1938	212
1939	154
1940	166
1941	182
1942	153
1943	120
1944	158
1945	141
1946	140
1947	137
1948	182
1949	123
1950	138
1951	138
1952	139
1953	144
1954	149
1955	165
1956	142
1957	161
1958	149
1959	178
1960	164
1961	158
1962	186
1963	159
1964	162
1965	160
1966	165
1967	169
1968	175
1969	193
1970	162
1971	195
1972	165
1973	169
1974	147
1975	190
1976	164
1977	160
1978	156
1979	157
1980	171
1981	153
1982	170
1983	150
1984	174
1985	200
1986	167
1987	185
1988	166
1989	139
1990	175
1991	167
1992	140
1993	155
1994	170
1995	151
1996	142
1997	163
1998	176
1999	149
2000	184
2001	170
2002	146
2003	148
2004	153
2005	168
2006	168
2007	195
2008	173
2009	160
2010	162
2011	186
2012	161
2013	161
2014	182
2015	175
2016	192
2017	169
2018	171
2019	197
2020	155
2021	165
2022	161
2023	178
2024	173

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

See the data as a table

Year	Growing-season temperature
1898	17.3 °C
1899	17.1 °C
1900	17.9 °C
1901	17.5 °C
1902	16.2 °C
1903	16.4 °C
1904	16.0 °C
1905	16.7 °C
1906	17.7 °C
1907	15.2 °C
1908	17.8 °C
1909	16.4 °C
1910	16.7 °C
1911	17.8 °C
1912	16.6 °C
1913	16.6 °C
1914	16.4 °C
1915	15.6 °C
1916	16.9 °C
1917	14.8 °C
1918	15.9 °C
1919	17.1 °C
1920	15.6 °C
1921	18.8 °C
1922	17.1 °C
1923	16.0 °C
1924	14.4 °C
1925	16.6 °C
1926	15.2 °C
1927	16.3 °C
1928	16.1 °C
1929	16.8 °C
1930	18.2 °C
1931	18.7 °C
1932	17.3 °C
1933	18.7 °C
1934	17.8 °C
1935	16.4 °C
1936	17.9 °C
1937	17.7 °C
1938	17.4 °C
1939	16.5 °C
1940	15.8 °C
1941	17.7 °C
1942	16.4 °C
1943	15.7 °C
1944	16.7 °C
1945	15.1 °C
1946	15.6 °C
1947	15.9 °C
1948	16.6 °C
1949	16.7 °C
1950	14.6 °C
1951	15.6 °C
1952	16.7 °C
1953	16.4 °C
1954	16.0 °C
1955	18.4 °C
1956	15.2 °C
1957	16.0 °C
1958	16.1 °C
1959	17.9 °C
1960	16.5 °C
1961	16.3 °C
1962	16.1 °C
1963	16.1 °C
1964	17.0 °C
1965	16.0 °C
1966	16.2 °C
1967	16.2 °C
1968	16.9 °C
1969	17.4 °C
1970	17.1 °C
1971	17.2 °C
1972	15.8 °C
1973	17.0 °C
1974	16.1 °C
1975	16.9 °C
1976	17.0 °C
1977	17.0 °C
1978	16.1 °C
1979	15.4 °C
1980	16.3 °C
1981	15.6 °C
1982	15.6 °C
1983	16.3 °C
1984	16.4 °C
1985	16.9 °C
1986	16.5 °C
1987	17.7 °C
1988	17.7 °C
1989	16.2 °C
1990	16.2 °C
1991	17.5 °C
1992	15.1 °C
1993	16.2 °C
1994	16.7 °C
1995	17.1 °C
1996	16.3 °C
1997	15.6 °C
1998	18.6 °C
1999	17.3 °C
2000	16.1 °C
2001	17.2 °C
2002	16.7 °C
2003	15.6 °C
2004	16.2 °C
2005	17.4 °C
2006	17.1 °C
2007	17.2 °C
2008	16.8 °C
2009	15.9 °C
2010	18.4 °C
2011	17.4 °C
2012	18.0 °C
2013	17.1 °C
2014	16.9 °C
2015	17.9 °C
2016	17.9 °C
2017	17.6 °C
2018	17.7 °C
2019	17.1 °C
2020	17.4 °C
2021	18.1 °C
2022	17.4 °C
2023	17.2 °C
2024	18.5 °C

What this means for you: Since 1898, Hemlock's last spring frost has stayed at about the same time of year. The frost-free season has grown by about 1 days per decade. Year-to-year swings are large, so keep using the safe date rather than the trend.

Source: daily records from Saginaw Mbs Intl Ap (NOAA GHCN-Daily). Years with too many missing days are left out.

Nearby towns

Shields Saint Charles Freeland Saginaw Township North Breckenridge Midland