What to plant in December, zone 9b
In zone 9b, the typical last spring frost is February 1 and the first fall frost is December 9. Here is your December checklist.
Start indoors
Start these indoors this month:
- BasilDecember 7 to December 21
- BroccoliNovember 23 to December 7
- CabbageNovember 23 to December 7
- CauliflowerNovember 30 to December 14
- CollardsDecember 7
- EggplantDecember 7
- LettuceDecember 21 to December 28
- MarigoldDecember 21 to January 4
- ParsleyDecember 7 to December 21
- PepperDecember 7
- PetuniaNovember 23 to December 7
- RhubarbDecember 21
- SpinachDecember 21 to December 28
- Swiss ChardDecember 21 to December 28
- TomatoDecember 21 to December 28
Transplant outdoors
Move these out to the garden this month:
- KaleDecember 28 to January 4
Direct sow
Sow these straight into the ground this month:
- KaleDecember 28 to January 4
Fall planting
Plant these for fall and overwintering this month:
- GarlicDecember 16 to December 23
Want your exact dates?
These are zone 9b averages. Enter your ZIP for a calendar built on your nearest weather station.
Open the planting calendarUSDA Plant Hardiness Zone Map, 2023. USDA Agricultural Research Service / Oregon State University PRISM Group. NOAA National Centers for Environmental Information, U.S. Climate Normals 1991-2020. Zone dates are medians; local conditions vary.