When to plant in Anna, OH
Planting dates worked out from Anna's own frost records, not a generic zone chart.
Safe to plant out
May 14
1 year in 10 has a later frost
Average last frost
Apr 26
about a 50% chance of a later one
Average first fall frost
Oct 15
1 year in 10 by Oct 5
Frost-free days
171
median, 1991–2020
Station used: Sidney 1 S · 13.9 km away · station 286 m, town 315 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 | Mar 19 – Apr 2 | May 14 – May 28 | Jul 8 |
| Sweet pepper | Mar 5 – Mar 19 | May 14 – May 28 | Jul 13 |
| Lettuce (leaf) | Feb 22 – Mar 1 | Mar 29 – Apr 12 | May 8 |
| Peas | — | Mar 28 – Apr 25 | May 22 |
| Bush beans | — | May 7 – May 28 | Jun 26 |
| Carrot | — | Apr 6 – May 18 | Jun 5 |
| Beet | — | Apr 6 – May 18 | May 26 |
| Potato | — | Apr 6 – Apr 27 | Jun 15 |
| Kale | Feb 21 – Mar 7 | Apr 4 – Apr 18 | May 17 |
| Broccoli | Feb 15 – Mar 1 | Mar 29 – Apr 19 | May 28 |
| Cucumber | Apr 16 – Apr 23 | May 14 – May 28 | Jul 3 |
| Summer squash and zucchini | Apr 16 – Apr 23 | May 14 – May 28 | Jun 28 |
| Winter squash | Apr 16 – Apr 23 | May 14 – May 28 | Aug 2 |
| Sweet corn | — | May 7 – May 28 | Jul 6 |
| Onion (from sets) | — | Mar 29 – Apr 19 | Jun 27 |
| Garlic | — | Oct 1 – Oct 29 (fall) | following summer |
| Spinach | — | Mar 28 – Apr 25 | May 5 |
| Basil | Apr 2 – Apr 16 | May 14 – May 28 | Jul 10 |
Anna'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 |
|---|---|
| 1978 | May 3 |
| 1979 | May 5 |
| 1980 | May 9 |
| 1981 | Apr 21 |
| 1982 | Apr 23 |
| 1983 | May 9 |
| 1984 | Apr 25 |
| 1985 | Apr 11 |
| 1986 | Apr 24 |
| 1987 | Apr 9 |
| 1988 | Apr 26 |
| 1989 | May 8 |
| 1990 | Apr 19 |
| 1991 | Apr 12 |
| 1992 | Apr 13 |
| 1993 | Apr 28 |
| 1994 | May 3 |
| 1995 | Apr 15 |
| 1996 | May 14 |
| 1997 | Apr 26 |
| 1998 | Apr 28 |
| 1999 | Apr 26 |
| 2000 | Apr 15 |
| 2001 | Apr 30 |
| 2002 | May 23 |
| 2008 | Apr 16 |
| 2009 | Apr 24 |
| 2010 | May 11 |
| 2011 | Apr 22 |
| 2012 | Apr 14 |
| 2013 | Apr 27 |
| 2014 | Apr 18 |
| 2015 | Apr 29 |
| 2016 | May 17 |
| 2017 | Apr 23 |
| 2019 | Apr 3 |
| 2020 | May 13 |
| 2021 | May 11 |
| 2022 | Apr 28 |
| 2023 | Apr 27 |
| 2024 | Apr 23 |
| 2025 | Apr 17 |
| 2026 | May 3 |
Each year's frost-free daysLong-term trend
See the data as a table
| Year | Frost-free days |
|---|---|
| 1978 | 158 |
| 1979 | 160 |
| 1980 | 149 |
| 1981 | 164 |
| 1982 | 176 |
| 1983 | 137 |
| 1984 | 159 |
| 1985 | 173 |
| 1986 | 177 |
| 1987 | 177 |
| 1989 | 148 |
| 1990 | 189 |
| 1991 | 177 |
| 1992 | 186 |
| 1993 | 164 |
| 1994 | 160 |
| 1995 | 160 |
| 1996 | 142 |
| 1997 | 171 |
| 1998 | 177 |
| 1999 | 174 |
| 2000 | 166 |
| 2001 | 159 |
| 2002 | 142 |
| 2009 | 169 |
| 2010 | 163 |
| 2011 | 182 |
| 2012 | 176 |
| 2013 | 177 |
| 2014 | 188 |
| 2015 | 170 |
| 2016 | 171 |
| 2017 | 185 |
| 2019 | 198 |
| 2020 | 156 |
| 2023 | 178 |
| 2024 | 176 |
Each year's average temperature, April to SeptemberLong-term trend
See the data as a table
| Year | Growing-season temperature |
|---|---|
| 1978 | 18.3 °C |
| 1979 | 17.3 °C |
| 1980 | 18.5 °C |
| 1981 | 18.0 °C |
| 1982 | 17.7 °C |
| 1983 | 18.4 °C |
| 1984 | 17.5 °C |
| 1985 | 18.4 °C |
| 1986 | 19.0 °C |
| 1987 | 19.3 °C |
| 1989 | 17.4 °C |
| 1990 | 17.3 °C |
| 1991 | 19.5 °C |
| 1992 | 16.6 °C |
| 1993 | 17.8 °C |
| 1994 | 17.5 °C |
| 1995 | 18.0 °C |
| 1996 | 17.4 °C |
| 1997 | 16.6 °C |
| 1998 | 18.9 °C |
| 1999 | 18.5 °C |
| 2000 | 17.6 °C |
| 2001 | 18.2 °C |
| 2002 | 18.7 °C |
| 2009 | 17.7 °C |
| 2010 | 19.8 °C |
| 2011 | 19.0 °C |
| 2012 | 19.1 °C |
| 2013 | 18.5 °C |
| 2014 | 18.0 °C |
| 2015 | 18.6 °C |
| 2016 | 19.2 °C |
| 2019 | 19.1 °C |
| 2020 | 18.1 °C |
| 2021 | 18.4 °C |
| 2023 | 17.9 °C |
| 2024 | 20.0 °C |
| 2025 | 19.3 °C |
| 2026 | 19.7 °C |
What this means for you: Since 1978, Anna's last spring frost has stayed at about the same time of year. The frost-free season has grown by about 4 days per decade. Year-to-year swings are large, so keep using the safe date rather than the trend.
Source: daily records from Sidney 1 S (NOAA GHCN-Daily). Years with too many missing days are left out.