When to plant in Grandview, OH
Planting dates worked out from Grandview's own frost records, not a generic zone chart.
Safe to plant out
Apr 24
1 year in 10 has a later frost
Average last frost
Apr 13
about a 50% chance of a later one
Average first fall frost
Oct 28
1 year in 10 by Oct 17
Frost-free days
194
median, 1991–2020
Station used: Cincinnati-Fernbank · 8.9 km away · station 152 m, town 197 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 27 – Mar 13 | Apr 24 – May 8 | Jun 18 |
| Sweet pepper | Feb 13 – Feb 27 | Apr 24 – May 8 | Jun 23 |
| Lettuce (leaf) | Feb 9 – Feb 16 | Mar 16 – Mar 30 | Apr 25 |
| Peas | — | Mar 14 – Apr 11 | May 8 |
| Bush beans | — | Apr 17 – May 8 | Jun 6 |
| Carrot | — | Mar 25 – May 6 | May 24 |
| Beet | — | Mar 25 – May 6 | May 14 |
| Potato | — | Mar 25 – Apr 15 | Jun 3 |
| Kale | Feb 7 – Feb 21 | Mar 21 – Apr 4 | May 3 |
| Broccoli | Feb 2 – Feb 16 | Mar 16 – Apr 6 | May 15 |
| Cucumber | Mar 27 – Apr 3 | Apr 24 – May 8 | Jun 13 |
| Summer squash and zucchini | Mar 27 – Apr 3 | Apr 24 – May 8 | Jun 8 |
| Winter squash | Mar 27 – Apr 3 | Apr 24 – May 8 | Jul 13 |
| Sweet corn | — | Apr 17 – May 8 | Jun 16 |
| Onion (from sets) | — | Mar 16 – Apr 6 | Jun 14 |
| Garlic | — | Oct 14 – Nov 11 (fall) | following summer |
| Spinach | — | Mar 14 – Apr 11 | Apr 21 |
| Basil | Mar 13 – Mar 27 | Apr 24 – May 8 | Jun 20 |
Grandview'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 |
|---|---|
| 1975 | Apr 22 |
| 1976 | May 10 |
| 1977 | Apr 30 |
| 1978 | May 4 |
| 1979 | Apr 11 |
| 1980 | Apr 18 |
| 1981 | Apr 22 |
| 1982 | Apr 29 |
| 1983 | Apr 26 |
| 1984 | Apr 12 |
| 1986 | May 4 |
| 1987 | Apr 10 |
| 1988 | Apr 21 |
| 1989 | Apr 15 |
| 1990 | Apr 19 |
| 1991 | Apr 12 |
| 1992 | Apr 7 |
| 1993 | Apr 23 |
| 1994 | Apr 29 |
| 1995 | Apr 6 |
| 1996 | Apr 18 |
| 1997 | Apr 18 |
| 1998 | Apr 6 |
| 1999 | Mar 28 |
| 2000 | Apr 10 |
| 2001 | Apr 19 |
| 2002 | Apr 7 |
| 2004 | Apr 14 |
| 2005 | May 3 |
| 2006 | Apr 10 |
| 2007 | Apr 10 |
| 2008 | Apr 15 |
| 2009 | Apr 12 |
| 2010 | Mar 30 |
Each year's frost-free daysLong-term trend
See the data as a table
| Year | Frost-free days |
|---|---|
| 1975 | 163 |
| 1976 | 160 |
| 1977 | 169 |
| 1978 | 208 |
| 1979 | 196 |
| 1980 | 171 |
| 1981 | 184 |
| 1982 | 170 |
| 1984 | 204 |
| 1986 | 189 |
| 1987 | 176 |
| 1988 | 173 |
| 1989 | 186 |
| 1990 | 192 |
| 1991 | 186 |
| 1992 | 194 |
| 1993 | 188 |
| 1994 | 181 |
| 1995 | 211 |
| 1996 | 196 |
| 1997 | 185 |
| 1998 | 211 |
| 1999 | 210 |
| 2000 | 217 |
| 2002 | 208 |
| 2004 | 208 |
| 2005 | 177 |
| 2006 | 187 |
| 2007 | 205 |
| 2008 | 189 |
| 2009 | 188 |
Each year's average temperature, April to SeptemberLong-term trend
See the data as a table
| Year | Growing-season temperature |
|---|---|
| 1975 | 19.7 °C |
| 1976 | 18.4 °C |
| 1977 | 20.9 °C |
| 1978 | 20.1 °C |
| 1979 | 19.1 °C |
| 1980 | 20.4 °C |
| 1981 | 19.5 °C |
| 1982 | 18.9 °C |
| 1984 | 18.8 °C |
| 1986 | 20.1 °C |
| 1987 | 20.4 °C |
| 1988 | 20.0 °C |
| 1989 | 18.8 °C |
| 1990 | 19.1 °C |
| 1991 | 20.9 °C |
| 1992 | 18.2 °C |
| 1993 | 19.5 °C |
| 1994 | 19.0 °C |
| 1995 | 20.0 °C |
| 1996 | 18.8 °C |
| 1997 | 18.2 °C |
| 1998 | 20.4 °C |
| 1999 | 20.5 °C |
| 2000 | 19.4 °C |
| 2001 | 20.0 °C |
| 2002 | 20.9 °C |
| 2003 | 19.6 °C |
| 2004 | 20.1 °C |
| 2005 | 20.8 °C |
| 2006 | 20.1 °C |
| 2007 | 21.2 °C |
| 2008 | 20.2 °C |
| 2009 | 20.0 °C |
What this means for you: Since 1975, Grandview's last spring frost has come about 5 days earlier per decade, on average. The frost-free season has grown by about 7 days per decade. Year-to-year swings are large, so keep using the safe date rather than the trend.
Source: daily records from Cincinnati-Fernbank (NOAA GHCN-Daily). Years with too many missing days are left out.