When to plant in Kingston, TN
Planting dates worked out from Kingston'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 6
about a 50% chance of a later one
Average first fall frost
Nov 3
1 year in 10 by Oct 25
Frost-free days
210
median, 1991–2020
Station used: Kingston · 3.2 km away · station 248 m, town 233 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) | Feb 2 – Feb 9 | Mar 9 – Mar 23 | Apr 18 |
| Peas | — | Feb 24 – Mar 24 | Apr 20 |
| Bush beans | — | Apr 11 – May 2 | May 31 |
| Carrot | — | Mar 16 – Apr 27 | May 15 |
| Beet | — | Mar 9 – Apr 20 | Apr 28 |
| Potato | — | Mar 16 – Apr 6 | May 25 |
| Kale | Jan 26 – Feb 9 | Mar 9 – Mar 23 | Apr 21 |
| Broccoli | Jan 26 – Feb 9 | Mar 9 – Mar 30 | May 8 |
| 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 9 – Mar 30 | Jun 7 |
| Garlic | — | Oct 20 – Nov 17 (fall) | following summer |
| Spinach | — | Feb 24 – Mar 24 | Apr 3 |
| Basil | Mar 7 – Mar 21 | Apr 18 – May 2 | Jun 14 |
Kingston'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 |
|---|---|
| 2001 | Apr 19 |
| 2002 | Apr 7 |
| 2003 | Apr 2 |
| 2004 | Mar 25 |
| 2005 | Mar 19 |
| 2006 | Mar 27 |
| 2007 | Apr 10 |
| 2008 | Mar 26 |
| 2009 | Apr 8 |
| 2010 | Mar 28 |
| 2011 | Apr 6 |
| 2012 | Apr 12 |
| 2013 | Mar 29 |
| 2014 | Apr 17 |
| 2015 | Apr 6 |
| 2016 | Apr 11 |
| 2017 | Mar 17 |
| 2018 | Apr 18 |
| 2019 | Apr 2 |
| 2020 | May 9 |
| 2021 | Apr 22 |
| 2022 | Apr 11 |
| 2023 | Apr 24 |
| 2024 | Mar 20 |
| 2025 | Apr 10 |
| 2026 | Mar 19 |
Each year's frost-free daysLong-term trend
See the data as a table
| Year | Frost-free days |
|---|---|
| 2001 | 191 |
| 2002 | 208 |
| 2003 | 225 |
| 2004 | 245 |
| 2005 | 236 |
| 2006 | 211 |
| 2007 | 210 |
| 2008 | 216 |
| 2009 | 193 |
| 2010 | 223 |
| 2011 | 206 |
| 2012 | 202 |
| 2013 | 209 |
| 2014 | 198 |
| 2015 | 221 |
| 2016 | 215 |
| 2017 | 226 |
| 2018 | 205 |
| 2019 | 213 |
| 2020 | 176 |
| 2021 | 196 |
| 2022 | 189 |
| 2023 | 190 |
| 2024 | 248 |
| 2025 | 213 |
Each year's average temperature, April to SeptemberLong-term trend
See the data as a table
| Year | Growing-season temperature |
|---|---|
| 2001 | 21.5 °C |
| 2002 | 22.3 °C |
| 2003 | 21.0 °C |
| 2004 | 21.0 °C |
| 2005 | 21.6 °C |
| 2006 | 22.3 °C |
| 2007 | 22.7 °C |
| 2008 | 22.1 °C |
| 2009 | 21.6 °C |
| 2010 | 23.3 °C |
| 2011 | 22.3 °C |
| 2012 | 22.4 °C |
| 2013 | 21.3 °C |
| 2014 | 21.5 °C |
| 2015 | 21.2 °C |
| 2016 | 22.5 °C |
| 2017 | 21.8 °C |
| 2018 | 22.3 °C |
| 2019 | 22.8 °C |
| 2020 | 21.2 °C |
| 2021 | 21.2 °C |
| 2022 | 22.1 °C |
| 2023 | 21.5 °C |
| 2024 | 22.8 °C |
| 2025 | 22.4 °C |
| 2026 | 23.2 °C |
What this means for you: This station's record is too short to show a reliable trend yet.
Source: daily records from Kingston (NOAA GHCN-Daily). Years with too many missing days are left out.