When to plant in Roseville, CA
Planting dates worked out from Roseville's own frost records, not a generic zone chart.
Safe to plant out
Apr 12
1 year in 10 has a later frost
Average last frost
Mar 20
about a 50% chance of a later one
Average first fall frost
Nov 14
1 year in 10 by Oct 29
Frost-free days
228
median, 1991–2020
Station used: Lincoln California · 14.6 km away · station 61 m, town 50 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 15 – Mar 1 | Apr 12 – Apr 26 | Jun 6 |
| Sweet pepper | Feb 1 – Feb 15 | Apr 12 – Apr 26 | Jun 11 |
| Lettuce (leaf) | Jan 16 – Jan 23 | Feb 20 – Mar 6 | Apr 1 |
| Peas | — | Feb 6 – Mar 6 | Apr 2 |
| Bush beans | — | Apr 5 – Apr 26 | May 25 |
| Carrot | — | Feb 27 – Apr 10 | Apr 28 |
| Beet | — | Feb 20 – Apr 3 | Apr 11 |
| Potato | — | Feb 27 – Mar 20 | May 8 |
| Kale | Jan 9 – Jan 23 | Feb 20 – Mar 6 | Apr 4 |
| Broccoli | Jan 9 – Jan 23 | Feb 20 – Mar 13 | Apr 21 |
| Cucumber | Mar 15 – Mar 22 | Apr 12 – Apr 26 | Jun 1 |
| Summer squash and zucchini | Mar 15 – Mar 22 | Apr 12 – Apr 26 | May 27 |
| Winter squash | Mar 15 – Mar 22 | Apr 12 – Apr 26 | Jul 1 |
| Sweet corn | — | Apr 5 – Apr 26 | Jun 4 |
| Onion (from sets) | — | Feb 20 – Mar 13 | May 21 |
| Garlic | — | Oct 31 – Nov 28 (fall) | following summer |
| Spinach | — | Feb 6 – Mar 6 | Mar 16 |
| Basil | Mar 1 – Mar 15 | Apr 12 – Apr 26 | Jun 8 |
Roseville'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 |
|---|---|
| 1992 | Feb 3 |
| 1993 | Apr 12 |
| 1994 | Mar 23 |
| 1995 | Apr 9 |
| 1996 | Mar 23 |
| 1997 | Apr 5 |
| 1998 | Mar 9 |
| 1999 | Apr 9 |
| 2000 | Jan 8 |
| 2001 | Apr 9 |
| 2002 | Mar 17 |
| 2003 | Feb 28 |
| 2004 | Feb 9 |
| 2005 | Apr 14 |
| 2006 | Feb 22 |
| 2007 | Mar 28 |
| 2008 | Apr 20 |
| 2009 | Apr 4 |
| 2010 | Mar 14 |
| 2011 | Apr 8 |
| 2012 | Apr 5 |
| 2013 | Apr 17 |
| 2014 | Feb 5 |
| 2015 | Apr 1 |
| 2016 | Mar 29 |
| 2017 | Mar 1 |
| 2018 | Mar 26 |
| 2019 | Mar 14 |
| 2020 | Apr 2 |
| 2021 | Mar 21 |
| 2022 | Apr 12 |
| 2023 | Apr 4 |
| 2024 | Feb 10 |
Each year's frost-free daysLong-term trend
See the data as a table
| Year | Frost-free days |
|---|---|
| 1992 | 278 |
| 1993 | 216 |
| 1994 | 223 |
| 1995 | 231 |
| 1996 | 210 |
| 1998 | 244 |
| 1999 | 226 |
| 2000 | 304 |
| 2001 | 230 |
| 2002 | 228 |
| 2003 | 265 |
| 2004 | 292 |
| 2005 | 225 |
| 2006 | 262 |
| 2007 | 237 |
| 2008 | 228 |
| 2009 | 207 |
| 2010 | 253 |
| 2011 | 207 |
| 2012 | 219 |
| 2013 | 200 |
| 2014 | 322 |
| 2015 | 229 |
| 2016 | 232 |
| 2017 | 224 |
| 2018 | 224 |
| 2019 | 227 |
| 2020 | 219 |
| 2021 | 263 |
| 2022 | 211 |
| 2023 | 234 |
| 2024 | 278 |
Each year's average temperature, April to SeptemberLong-term trend
See the data as a table
| Year | Growing-season temperature |
|---|---|
| 1992 | 22.7 °C |
| 1993 | 20.9 °C |
| 1994 | 21.9 °C |
| 1995 | 20.9 °C |
| 1996 | 22.1 °C |
| 1997 | 22.6 °C |
| 1998 | 20.9 °C |
| 1999 | 20.8 °C |
| 2000 | 21.8 °C |
| 2001 | 22.4 °C |
| 2002 | 22.5 °C |
| 2003 | 22.9 °C |
| 2004 | 23.6 °C |
| 2005 | 21.8 °C |
| 2006 | 22.8 °C |
| 2007 | 22.3 °C |
| 2008 | 22.7 °C |
| 2009 | 22.6 °C |
| 2010 | 20.8 °C |
| 2011 | 21.2 °C |
| 2012 | 22.2 °C |
| 2013 | 22.7 °C |
| 2014 | 23.2 °C |
| 2015 | 22.8 °C |
| 2016 | 22.7 °C |
| 2017 | 23.1 °C |
| 2018 | 22.4 °C |
| 2019 | 22.4 °C |
| 2020 | 23.3 °C |
| 2021 | 23.8 °C |
| 2022 | 23.2 °C |
| 2023 | 22.1 °C |
| 2024 | 23.4 °C |
What this means for you: Since 1992, Roseville's last spring frost has come about 2 days later per decade, on average. The frost-free season has shrunk by about 2 days per decade. Year-to-year swings are large, so keep using the safe date rather than the trend.
Source: daily records from Lincoln California (NOAA GHCN-Daily). Years with too many missing days are left out.