When to plant in Collinsville, AL
Planting dates worked out from Collinsville's own frost records, not a generic zone chart.
Safe to plant out
Apr 17
1 year in 10 has a later frost
Average last frost
Mar 30
about a 50% chance of a later one
Average first fall frost
Oct 31
1 year in 10 by Oct 21
Frost-free days
213
median, 1991–2020
Station used: Gadsden 19 N · 9.6 km away · station 351 m, town 214 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 20 – Mar 6 | Apr 17 – May 1 | Jun 11 |
| Sweet pepper | Feb 6 – Feb 20 | Apr 17 – May 1 | Jun 16 |
| Lettuce (leaf) | Jan 26 – Feb 2 | Mar 2 – Mar 16 | Apr 11 |
| Peas | — | Feb 16 – Mar 16 | Apr 12 |
| Bush beans | — | Apr 10 – May 1 | May 30 |
| Carrot | — | Mar 9 – Apr 20 | May 8 |
| Beet | — | Mar 2 – Apr 13 | Apr 21 |
| Potato | — | Mar 9 – Mar 30 | May 18 |
| Kale | Jan 19 – Feb 2 | Mar 2 – Mar 16 | Apr 14 |
| Broccoli | Jan 19 – Feb 2 | Mar 2 – Mar 23 | May 1 |
| Cucumber | Mar 20 – Mar 27 | Apr 17 – May 1 | Jun 6 |
| Summer squash and zucchini | Mar 20 – Mar 27 | Apr 17 – May 1 | Jun 1 |
| Winter squash | Mar 20 – Mar 27 | Apr 17 – May 1 | Jul 6 |
| Sweet corn | — | Apr 10 – May 1 | Jun 9 |
| Onion (from sets) | — | Mar 2 – Mar 23 | May 31 |
| Garlic | — | Oct 17 – Nov 14 (fall) | following summer |
| Spinach | — | Feb 16 – Mar 16 | Mar 26 |
| Basil | Mar 6 – Mar 20 | Apr 17 – May 1 | Jun 13 |
Collinsville'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 |
|---|---|
| 2006 | Mar 27 |
| 2007 | Apr 8 |
| 2008 | Mar 25 |
| 2009 | Apr 8 |
| 2010 | Mar 8 |
| 2011 | Mar 12 |
| 2012 | Apr 12 |
| 2013 | Apr 20 |
| 2014 | Apr 16 |
| 2015 | Mar 29 |
| 2016 | Mar 22 |
| 2017 | Mar 16 |
| 2018 | Apr 17 |
| 2019 | Apr 1 |
| 2020 | Mar 7 |
| 2021 | Apr 22 |
| 2022 | Mar 27 |
| 2023 | Mar 21 |
| 2024 | Mar 19 |
Each year's frost-free daysLong-term trend
See the data as a table
| Year | Frost-free days |
|---|---|
| 2006 | 201 |
| 2007 | 209 |
| 2008 | 214 |
| 2009 | 193 |
| 2010 | 242 |
| 2011 | 223 |
| 2012 | 202 |
| 2013 | 187 |
| 2014 | 198 |
| 2015 | 230 |
| 2016 | 232 |
| 2017 | 226 |
| 2018 | 206 |
| 2019 | 213 |
| 2020 | 239 |
| 2021 | 197 |
| 2022 | 205 |
| 2023 | 224 |
| 2024 | 211 |
Each year's average temperature, April to SeptemberLong-term trend
See the data as a table
| Year | Growing-season temperature |
|---|---|
| 2005 | 21.2 °C |
| 2006 | 21.8 °C |
| 2007 | 21.7 °C |
| 2008 | 21.1 °C |
| 2009 | 20.9 °C |
| 2010 | 22.6 °C |
| 2011 | 21.4 °C |
| 2012 | 21.4 °C |
| 2013 | 20.4 °C |
| 2014 | 20.8 °C |
| 2015 | 21.7 °C |
| 2016 | 22.4 °C |
| 2017 | 21.4 °C |
| 2018 | 21.9 °C |
| 2019 | 22.1 °C |
| 2020 | 20.7 °C |
| 2021 | 20.5 °C |
| 2022 | 21.5 °C |
| 2023 | 21.1 °C |
| 2024 | 21.9 °C |
What this means for you: This station's record is too short to show a reliable trend yet.
Source: daily records from Gadsden 19 N (NOAA GHCN-Daily). Years with too many missing days are left out.