
When to plant cauliflower in the US
Outdoors, cauliflower go in from around February 2 in Atlanta to September 28 in Phoenix.
- Type
- Hardy Copes with cold
- First harvest
- About 120 days from sowing in the UK
- Spacing
- 24 in between plants
- In pots
- Not really better in the ground
- Two goes in warm places. Where summers are long, there’s a second window later in the year as well as the spring one.
Town by town
24 towns from north to south. Dates move later the further you go from the equator and the higher up. Tap a town for its full calendar.
Sow outdoorsSow under cover (indoors, a greenhouse or a cold frame)
| TownTown, north to south | JJan | FFeb | MMar | AApr | MMay | JJun | JJul | AAug | SSep | OOct | NNov | DDec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| SeattleFrom Mar 3Outdoors Mar 3 to Jun 3 | January: Not this month | February: Sow under cover | March: Sow outdoors and under cover | April: Sow outdoors and under cover | May: Sow outdoors and under cover | June: Sow under cover | July: Not this month | August: Not this month | September: Not this month | October: Not this month | November: Not this month | December: Not this month |
| PortlandFrom Feb 20Outdoors Feb 20 to May 27 | January: Sow under cover | February: Sow outdoors and under cover | March: Sow outdoors and under cover | April: Sow outdoors and under cover | May: Sow outdoors and under cover | June: Sow under cover | July: Not this month | August: Not this month | September: Not this month | October: Not this month | November: Not this month | December: Not this month |
| MilwaukeeFrom Apr 13Outdoors Apr 13 to Jun 17 | January: Not this month | February: Not this month | March: Sow under cover | April: Sow outdoors and under cover | May: Sow outdoors and under cover | June: Sow outdoors and under cover | July: Sow under cover | August: Not this month | September: Not this month | October: Not this month | November: Not this month | December: Not this month |
| BostonFrom Apr 6Outdoors Apr 6 to Jul 7 | January: Not this month | February: Not this month | March: Sow under cover | April: Sow outdoors and under cover | May: Sow outdoors and under cover | June: Sow outdoors and under cover | July: Sow outdoors and under cover | August: Not this month | September: Not this month | October: Not this month | November: Not this month | December: Not this month |
| DetroitFrom Apr 7Outdoors Apr 7 to Jun 3 | January: Not this month | February: Not this month | March: Sow under cover | April: Sow outdoors and under cover | May: Sow outdoors and under cover | June: Sow under cover | July: Not this month | August: Not this month | September: Not this month | October: Not this month | November: Not this month | December: Not this month |
| ChicagoFrom Apr 1Outdoors Apr 1 to May 31 | January: Not this month | February: Not this month | March: Sow under cover | April: Sow outdoors and under cover | May: Sow outdoors and under cover | June: Sow under cover | July: Not this month | August: Not this month | September: Not this month | October: Not this month | November: Not this month | December: Not this month |
| New York CityFrom Mar 27Outdoors Mar 27 to May 28 | January: Not this month | February: Not this month | March: Sow under cover | April: Sow outdoors and under cover | May: Sow outdoors and under cover | June: Sow under cover | July: Not this month | August: Not this month | September: Not this month | October: Not this month | November: Not this month | December: Not this month |
| Columbus, OhioFrom Mar 23Outdoors Mar 23 to May 27 | January: Not this month | February: Not this month | March: Sow outdoors and under cover | April: Sow outdoors and under cover | May: Sow outdoors and under cover | June: Sow under cover | July: Not this month | August: Not this month | September: Not this month | October: Not this month | November: Not this month | December: Not this month |
| PhiladelphiaFrom Mar 17Outdoors Mar 17 to May 20 | January: Not this month | February: Sow under cover | March: Sow outdoors and under cover | April: Sow outdoors and under cover | May: Sow outdoors and under cover | June: Sow under cover | July: Not this month | August: Not this month | September: Not this month | October: Not this month | November: Not this month | December: Not this month |
| IndianapolisFrom Mar 20Outdoors Mar 20 to May 23 | January: Not this month | February: Sow under cover | March: Sow outdoors and under cover | April: Sow outdoors and under cover | May: Sow outdoors and under cover | June: Sow under cover | July: Not this month | August: Not this month | September: Not this month | October: Not this month | November: Not this month | December: Not this month |
| DenverFrom Apr 9Outdoors Apr 9 to Jun 20 | January: Not this month | February: Not this month | March: Sow under cover | April: Sow outdoors and under cover | May: Sow outdoors and under cover | June: Sow outdoors and under cover | July: Sow under cover | August: Not this month | September: Not this month | October: Not this month | November: Not this month | December: Not this month |
| BaltimoreFrom Mar 12Outdoors Mar 12 to May 15 | January: Not this month | February: Sow under cover | March: Sow outdoors and under cover | April: Sow outdoors and under cover | May: Sow outdoors and under cover | June: Sow under cover | July: Not this month | August: Not this month | September: Not this month | October: Not this month | November: Not this month | December: Not this month |
| WashingtonFrom Mar 7Outdoors Mar 7 to May 11 | January: Not this month | February: Sow under cover | March: Sow outdoors and under cover | April: Sow outdoors and under cover | May: Sow outdoors and under cover | June: Sow under cover | July: Not this month | August: Not this month | September: Not this month | October: Not this month | November: Not this month | December: Not this month |
| LouisvilleFrom Mar 5Outdoors Mar 5 to May 10 | January: Not this month | February: Sow under cover | March: Sow outdoors and under cover | April: Sow outdoors and under cover | May: Sow outdoors and under cover | June: Sow under cover | July: Not this month | August: Not this month | September: Not this month | October: Not this month | November: Not this month | December: Not this month |
| Las VegasFrom Sep 17Outdoors Sep 17 to Apr 1 | January: Sow outdoors and under cover | February: Sow outdoors and under cover | March: Sow outdoors and under cover | April: Sow under cover | May: Not this month | June: Not this month | July: Not this month | August: Sow under cover | September: Sow outdoors and under cover | October: Sow outdoors and under cover | November: Sow outdoors and under cover | December: Sow outdoors and under cover |
| NashvilleFrom Feb 15Outdoors Feb 15 to May 2 | January: Sow under cover | February: Sow outdoors and under cover | March: Sow outdoors and under cover | April: Sow outdoors and under cover | May: Sow under cover | June: Not this month | July: Not this month | August: Not this month | September: Not this month | October: Not this month | November: Not this month | December: Not this month |
| Oklahoma CityFrom Feb 12Outdoors Feb 12 to Apr 23 | January: Sow under cover | February: Sow outdoors and under cover | March: Sow outdoors and under cover | April: Sow outdoors and under cover | May: Sow under cover | June: Not this month | July: Not this month | August: Not this month | September: Not this month | October: Not this month | November: Not this month | December: Not this month |
| CharlotteFrom Feb 9Outdoors Feb 9 to May 1 | January: Sow under cover | February: Sow outdoors and under cover | March: Sow outdoors and under cover | April: Sow outdoors and under cover | May: Sow under cover | June: Not this month | July: Not this month | August: Not this month | September: Not this month | October: Not this month | November: Not this month | December: Not this month |
| AlbuquerqueFrom Feb 22Outdoors Feb 22 to Apr 30 | January: Sow under cover | February: Sow outdoors and under cover | March: Sow outdoors and under cover | April: Sow outdoors and under cover | May: Sow under cover | June: Not this month | July: Not this month | August: Not this month | September: Not this month | October: Not this month | November: Not this month | December: Not this month |
| Los AngelesFrom Sep 6Outdoors Sep 6 to Apr 13 | January: Sow outdoors and under cover | February: Sow outdoors and under cover | March: Sow outdoors and under cover | April: Sow outdoors and under cover | May: Sow under cover | June: Not this month | July: Not this month | August: Sow under cover | September: Sow outdoors and under cover | October: Sow outdoors and under cover | November: Sow outdoors and under cover | December: Sow outdoors and under cover |
| AtlantaFrom Feb 2 and Aug 21 and Dec 15Outdoors Feb 2 to May 1, and Aug 21 to Aug 27, and Dec 15 to Dec 23 | January: Sow under cover | February: Sow outdoors and under cover | March: Sow outdoors and under cover | April: Sow outdoors and under cover | May: Sow under cover | June: Not this month | July: Sow under cover | August: Sow outdoors and under cover | September: Sow under cover | October: Not this month | November: Sow under cover | December: Sow outdoors and under cover |
| PhoenixFrom Sep 28Outdoors Sep 28 to Mar 16 | January: Sow outdoors and under cover | February: Sow outdoors and under cover | March: Sow outdoors and under cover | April: Sow under cover | May: Not this month | June: Not this month | July: Not this month | August: Not this month | September: Sow under cover | October: Sow outdoors and under cover | November: Sow outdoors and under cover | December: Sow outdoors and under cover |
| JacksonvilleFrom Sep 20Outdoors Sep 20 to Mar 31 | January: Sow outdoors and under cover | February: Sow outdoors and under cover | March: Sow outdoors and under cover | April: Sow under cover | May: Not this month | June: Not this month | July: Not this month | August: Sow under cover | September: Sow outdoors and under cover | October: Sow outdoors and under cover | November: Sow outdoors and under cover | December: Sow outdoors and under cover |
| HoustonFrom Sep 19Outdoors Sep 19 to Mar 28 | January: Sow outdoors and under cover | February: Sow outdoors and under cover | March: Sow outdoors and under cover | April: Sow under cover | May: Not this month | June: Not this month | July: Not this month | August: Sow under cover | September: Sow outdoors and under cover | October: Sow outdoors and under cover | November: Sow outdoors and under cover | December: Sow outdoors and under cover |
Don’t see your town? Find it by name or postcode.
Cauliflower in other countries
When to plant other crops in the US
Fruiting
Roots
Leaves
Beans and peas
Onion family
Brassicas
Herbs
Fruit
Also searched for
How these dates are worked out: climate records for each town (ERA5-Land, 1995 to 2024), its frost dates and its height above sea level turn a seed-packet date into a local one. Contains modified Copernicus Climate Change Service information; towns from GeoNames (CC BY 4.0). How sowing dates work
