When to plant in Trail, BC
Planting dates worked out from Trail's own frost records, not a generic zone chart.
Safe to plant out
May 16
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 10
1 year in 10 by Oct 2
Frost-free days
155
median, 1991–2020
Station used: Warfield Rcs · 3.0 km away · station 567 m, town 435 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 21 – Apr 4 | May 16 – May 30 | Jul 10 |
| Sweet pepper | Mar 7 – Mar 21 | May 16 – May 30 | Jul 15 |
| Lettuce (leaf) | Feb 25 – Mar 4 | Apr 1 – Apr 15 | May 11 |
| Peas | — | Mar 27 – Apr 24 | May 21 |
| Bush beans | — | May 9 – May 30 | Jun 28 |
| Carrot | — | Apr 9 – May 21 | Jun 8 |
| Beet | — | Apr 9 – May 21 | May 29 |
| Potato | — | Apr 9 – Apr 30 | Jun 18 |
| Kale | Feb 20 – Mar 6 | Apr 3 – Apr 17 | May 16 |
| Broccoli | Feb 18 – Mar 4 | Apr 1 – Apr 22 | May 31 |
| Cucumber | Apr 18 – Apr 25 | May 16 – May 30 | Jul 5 |
| Summer squash and zucchini | Apr 18 – Apr 25 | May 16 – May 30 | Jun 30 |
| Winter squash | Apr 18 – Apr 25 | May 16 – May 30 | Aug 4 |
| Sweet corn | — | May 9 – May 30 | Jul 8 |
| Onion (from sets) | — | Apr 1 – Apr 22 | Jun 30 |
| Garlic | — | Sep 26 – Oct 24 (fall) | following summer |
| Spinach | — | Mar 27 – Apr 24 | May 4 |
| Basil | Apr 4 – Apr 18 | May 16 – May 30 | Jul 12 |
Trail'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 |
|---|---|
| 2002 | May 10 |
| 2003 | May 19 |
| 2004 | Apr 24 |
| 2005 | Apr 15 |
| 2006 | May 9 |
| 2007 | Apr 16 |
| 2009 | Apr 24 |
| 2010 | May 24 |
| 2011 | May 4 |
| 2012 | May 11 |
| 2013 | May 1 |
| 2014 | Apr 19 |
| 2015 | Apr 16 |
| 2016 | Mar 26 |
| 2017 | May 15 |
| 2018 | Apr 22 |
| 2019 | Apr 30 |
| 2020 | May 4 |
| 2021 | May 9 |
| 2022 | Apr 29 |
| 2023 | Apr 22 |
| 2024 | May 1 |
| 2025 | Apr 23 |
| 2026 | Apr 26 |
Each year's frost-free daysLong-term trend
See the data as a table
| Year | Frost-free days |
|---|---|
| 2002 | 144 |
| 2003 | 148 |
| 2005 | 203 |
| 2006 | 152 |
| 2007 | 191 |
| 2009 | 163 |
| 2010 | 144 |
| 2011 | 156 |
| 2012 | 144 |
| 2013 | 155 |
| 2014 | 144 |
| 2015 | 189 |
| 2016 | 199 |
| 2017 | 140 |
| 2018 | 165 |
| 2019 | 154 |
| 2020 | 163 |
| 2021 | 152 |
| 2022 | 187 |
| 2024 | 174 |
| 2025 | 173 |
Each year's average temperature, April to SeptemberLong-term trend
See the data as a table
| Year | Growing-season temperature |
|---|---|
| 2002 | 15.8 °C |
| 2003 | 16.8 °C |
| 2010 | 15.2 °C |
| 2011 | 15.2 °C |
| 2012 | 16.1 °C |
| 2013 | 17.1 °C |
| 2014 | 17.2 °C |
| 2015 | 17.6 °C |
| 2016 | 17.0 °C |
| 2017 | 17.3 °C |
| 2018 | 16.8 °C |
| 2019 | 16.4 °C |
| 2020 | 16.3 °C |
| 2021 | 17.7 °C |
| 2022 | 16.3 °C |
| 2023 | 17.9 °C |
| 2024 | 17.0 °C |
| 2025 | 18.1 °C |
| 2026 | 17.2 °C |
What this means for you: This station's record is too short to show a reliable trend yet.
Source: daily records from Warfield Rcs (NOAA GHCN-Daily, from Environment and Climate Change Canada). Years with too many missing days are left out.