When to plant in Bon Accord, AB
Planting dates worked out from Bon Accord's own frost records, not a generic zone chart.
Safe to plant out
May 31
1 year in 10 has a later frost
Average last frost
May 18
about a 50% chance of a later one
Average first fall frost
Sep 15
1 year in 10 by Sep 8
Frost-free days
116
median, 1991–2020
Station used: Edmonton Namao Awos A · 18.8 km away · station 688 m, town 700 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 | Apr 5 – Apr 19 | May 31 – Jun 14 | Jul 25 |
| Sweet pepper | Mar 22 – Apr 5 | May 31 – Jun 14 | Jul 30 |
| Lettuce (leaf) | Mar 23 – Mar 30 | Apr 27 – May 11 | Jun 6 |
| Peas | — | Apr 27 – May 25 | Jun 21 |
| Bush beans | — | May 24 – Jun 14 | Jul 13 |
| Carrot | — | May 4 – Jun 15 | Jul 3 |
| Beet | — | May 4 – Jun 15 | Jun 23 |
| Potato | — | May 4 – May 25 | Jul 13 |
| Kale | Mar 23 – Apr 6 | May 4 – May 18 | Jun 16 |
| Broccoli | Mar 16 – Mar 30 | Apr 27 – May 18 | Jun 26 |
| Cucumber | May 3 – May 10 | May 31 – Jun 14 | Jul 20 |
| Summer squash and zucchini | May 3 – May 10 | May 31 – Jun 14 | Jul 15 |
| Winter squash | May 3 – May 10 | May 31 – Jun 14 | Aug 19 |
| Sweet corn | — | May 24 – Jun 14 | Jul 23 |
| Onion (from sets) | — | Apr 27 – May 18 | Jul 26 |
| Garlic | — | Sep 1 – Sep 29 (fall) | following summer |
| Spinach | — | Apr 27 – May 25 | Jun 4 |
| Basil | Apr 19 – May 3 | May 31 – Jun 14 | Jul 27 |
Bon Accord'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 | Jun 8 |
| 2003 | May 20 |
| 2004 | May 16 |
| 2005 | May 10 |
| 2006 | May 3 |
| 2007 | May 23 |
| 2008 | May 10 |
| 2009 | Jun 9 |
| 2010 | May 24 |
| 2011 | May 29 |
| 2012 | May 20 |
| 2013 | May 1 |
| 2014 | May 17 |
| 2015 | May 29 |
| 2016 | May 14 |
| 2017 | May 16 |
| 2018 | Apr 30 |
| 2019 | May 21 |
| 2020 | May 13 |
| 2021 | May 22 |
Each year's frost-free daysLong-term trend
See the data as a table
| Year | Frost-free days |
|---|---|
| 2002 | 105 |
| 2004 | 114 |
| 2005 | 134 |
| 2006 | 146 |
| 2007 | 106 |
| 2008 | 136 |
| 2009 | 66 |
| 2010 | 114 |
| 2011 | 107 |
| 2012 | 118 |
| 2014 | 113 |
| 2015 | 110 |
| 2016 | 129 |
| 2017 | 121 |
| 2019 | 128 |
| 2020 | 125 |
| 2021 | 117 |
Each year's average temperature, April to SeptemberLong-term trend
See the data as a table
| Year | Growing-season temperature |
|---|---|
| 2002 | 10.8 °C |
| 2004 | 11.5 °C |
| 2005 | 11.8 °C |
| 2006 | 13.4 °C |
| 2007 | 11.8 °C |
| 2008 | 11.7 °C |
| 2009 | 11.8 °C |
| 2010 | 11.4 °C |
| 2011 | 12.1 °C |
| 2012 | 12.9 °C |
| 2013 | 12.0 °C |
| 2014 | 12.0 °C |
| 2015 | 12.5 °C |
| 2016 | 13.3 °C |
| 2017 | 12.7 °C |
| 2019 | 11.5 °C |
| 2020 | 11.7 °C |
| 2021 | 13.3 °C |
What this means for you: This station's record is too short to show a reliable trend yet.
Source: daily records from Edmonton Namao Awos A (NOAA GHCN-Daily, from Environment and Climate Change Canada). Years with too many missing days are left out.