When to plant in Grayson, KY
Planting dates worked out from Grayson's own frost records, not a generic zone chart.
Safe to plant out
May 18
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 17
1 year in 10 by Oct 8
Frost-free days
168
median, 1991–2020
Station used: Grayson 2 E · 3.6 km away · station 177 m, town 193 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 23 – Apr 6 | May 18 – Jun 1 | Jul 12 |
| Sweet pepper | Mar 9 – Mar 23 | May 18 – Jun 1 | Jul 17 |
| Lettuce (leaf) | Feb 25 – Mar 4 | Apr 1 – Apr 15 | May 11 |
| Peas | — | Mar 18 – Apr 15 | May 12 |
| Bush beans | — | May 11 – Jun 1 | Jun 30 |
| Carrot | — | Apr 8 – May 20 | Jun 7 |
| Beet | — | Apr 1 – May 13 | May 21 |
| Potato | — | Apr 8 – Apr 29 | Jun 17 |
| Kale | Feb 18 – Mar 4 | Apr 1 – Apr 15 | May 14 |
| Broccoli | Feb 18 – Mar 4 | Apr 1 – Apr 22 | May 31 |
| Cucumber | Apr 20 – Apr 27 | May 18 – Jun 1 | Jul 7 |
| Summer squash and zucchini | Apr 20 – Apr 27 | May 18 – Jun 1 | Jul 2 |
| Winter squash | Apr 20 – Apr 27 | May 18 – Jun 1 | Aug 6 |
| Sweet corn | — | May 11 – Jun 1 | Jul 10 |
| Onion (from sets) | — | Apr 1 – Apr 22 | Jun 30 |
| Garlic | — | Oct 3 – Oct 31 (fall) | following summer |
| Spinach | — | Mar 18 – Apr 15 | Apr 25 |
| Basil | Apr 6 – Apr 20 | May 18 – Jun 1 | Jul 14 |
Grayson'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 |
|---|---|
| 1997 | May 17 |
| 1998 | Apr 14 |
| 1999 | Apr 26 |
| 2000 | Apr 28 |
| 2001 | Apr 30 |
| 2002 | May 23 |
| 2003 | Apr 25 |
| 2004 | May 5 |
| 2005 | May 5 |
| 2006 | Apr 11 |
| 2007 | Apr 18 |
| 2008 | May 1 |
| 2009 | May 20 |
| 2010 | Apr 30 |
| 2011 | Apr 7 |
| 2012 | Apr 25 |
| 2013 | May 15 |
| 2014 | Apr 18 |
Each year's frost-free daysLong-term trend
See the data as a table
| Year | Frost-free days |
|---|---|
| 1997 | 156 |
| 1998 | 191 |
| 1999 | 177 |
| 2000 | 162 |
| 2001 | 159 |
| 2002 | 162 |
| 2003 | 160 |
| 2004 | 164 |
| 2005 | 173 |
| 2006 | 184 |
| 2007 | 178 |
| 2008 | 170 |
| 2009 | 150 |
| 2010 | 169 |
| 2011 | 197 |
| 2012 | 168 |
| 2013 | 157 |
Each year's average temperature, April to SeptemberLong-term trend
See the data as a table
| Year | Growing-season temperature |
|---|---|
| 1997 | 17.5 °C |
| 1998 | 19.7 °C |
| 1999 | 19.8 °C |
| 2000 | 19.1 °C |
| 2001 | 19.4 °C |
| 2002 | 20.1 °C |
| 2003 | 19.0 °C |
| 2004 | 19.5 °C |
| 2005 | 19.9 °C |
| 2006 | 19.2 °C |
| 2007 | 19.9 °C |
| 2008 | 19.0 °C |
| 2009 | 19.1 °C |
| 2010 | 20.9 °C |
| 2011 | 20.0 °C |
| 2012 | 19.9 °C |
| 2013 | 19.3 °C |
| 2014 | 19.6 °C |
What this means for you: This station's record is too short to show a reliable trend yet.
Source: daily records from Grayson 2 E (NOAA GHCN-Daily). Years with too many missing days are left out.