When to plant in Cultus Lake, BC
Planting dates worked out from Cultus Lake's own frost records, not a generic zone chart.
Safe to plant out
May 4
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
Oct 30
1 year in 10 by Oct 18
Frost-free days
214
median, 1991–2020
Station used: Sardis · 5.5 km away · station 107 m, town 75 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 14 – Mar 28 | May 9 – May 23 | Jul 3 |
| Sweet pepper | Feb 28 – Mar 14 | May 9 – May 23 | Jul 8 |
| Lettuce (leaf) | Feb 3 – Feb 10 | Mar 10 – Mar 24 | Apr 19 |
| Peas | — | Mar 10 – Apr 7 | May 4 |
| Bush beans | — | Apr 30 – May 21 | Jun 19 |
| Carrot | — | Apr 4 – May 16 | Jun 3 |
| Beet | — | Apr 4 – May 16 | May 24 |
| Potato | — | Apr 4 – Apr 25 | Jun 13 |
| Kale | Feb 3 – Feb 17 | Mar 17 – Mar 31 | Apr 29 |
| Broccoli | Jan 27 – Feb 10 | Mar 10 – Mar 31 | May 9 |
| Cucumber | Apr 11 – Apr 18 | May 9 – May 23 | Jun 28 |
| Summer squash and zucchini | Apr 11 – Apr 18 | May 9 – May 23 | Jun 23 |
| Winter squash | Apr 11 – Apr 18 | May 9 – May 23 | Jul 28 |
| Sweet corn | — | Apr 30 – May 21 | Jun 29 |
| Onion (from sets) | — | Mar 10 – Mar 31 | Jun 8 |
| Garlic | — | Oct 3 – Oct 31 (fall) | following summer |
| Spinach | — | Mar 10 – Apr 7 | Apr 17 |
| Basil | Mar 28 – Apr 11 | May 9 – May 23 | Jul 5 |
Cultus Lake'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 |
|---|---|
| 1984 | Apr 25 |
| 1985 | Apr 29 |
| 1986 | Apr 30 |
| 1987 | Mar 28 |
| 1988 | Apr 7 |
| 1989 | Mar 28 |
| 1990 | Mar 26 |
| 1991 | Mar 27 |
| 1992 | Mar 28 |
| 1993 | Mar 16 |
| 1994 | Mar 23 |
| 1995 | Mar 26 |
| 1996 | Apr 3 |
| 1997 | Apr 4 |
| 1998 | Mar 29 |
| 1999 | May 10 |
| 2000 | Mar 20 |
| 2001 | Apr 14 |
| 2002 | May 6 |
| 2003 | Mar 24 |
| 2004 | Apr 1 |
| 2005 | Apr 9 |
| 2006 | May 2 |
| 2007 | Apr 20 |
Each year's frost-free daysLong-term trend
See the data as a table
| Year | Frost-free days |
|---|---|
| 1984 | 176 |
| 1985 | 182 |
| 1986 | 190 |
| 1987 | 233 |
| 1988 | 220 |
| 1989 | 214 |
| 1990 | 224 |
| 1991 | 214 |
| 1992 | 200 |
| 1993 | 235 |
| 1994 | 223 |
| 1995 | 216 |
| 1996 | 199 |
| 1997 | 221 |
| 1998 | 213 |
| 1999 | 174 |
| 2000 | 234 |
| 2001 | 196 |
| 2002 | 159 |
| 2003 | 220 |
| 2004 | 216 |
| 2005 | 218 |
| 2006 | 180 |
| 2007 | 188 |
Each year's average temperature, April to SeptemberLong-term trend
See the data as a table
| Year | Growing-season temperature |
|---|---|
| 1984 | 13.8 °C |
| 1985 | 14.7 °C |
| 1986 | 14.4 °C |
| 1987 | 15.4 °C |
| 1988 | 14.6 °C |
| 1989 | 15.0 °C |
| 1990 | 15.8 °C |
| 1991 | 14.7 °C |
| 1992 | 15.4 °C |
| 1993 | 14.9 °C |
| 1994 | 15.6 °C |
| 1995 | 15.6 °C |
| 1996 | 14.4 °C |
| 1997 | 15.3 °C |
| 1998 | 15.7 °C |
| 1999 | 13.9 °C |
| 2000 | 14.1 °C |
| 2001 | 13.8 °C |
| 2002 | 13.9 °C |
| 2003 | 15.1 °C |
| 2004 | 15.9 °C |
| 2005 | 15.0 °C |
| 2006 | 15.1 °C |
| 2007 | 14.1 °C |
What this means for you: This station's record is too short to show a reliable trend yet.
Source: daily records from Sardis (NOAA GHCN-Daily, from Environment and Climate Change Canada). Years with too many missing days are left out.