Zone 10a monthly plan
December planting calendar for zone 10a
These actions use zone 10a's typical frost dates and each crop's extension-sourced planting window.
- Last spring frost
- January 17
- First fall frost
- January 13
- Exact actions
- 53
This near-frost-free pattern wraps across New Year. The listed first fall frost falls in the following calendar year.
Get dates for your exact ZIP
Zone averages cover wide areas. Your nearest NOAA station gives a more local frost window.
Source-backed actions
Your December checklist
Search a crop or narrow the list by garden action. Dates are shifted from zone 10a's typical frost window.
Showing 19 of 53 matching actions
Start indoors
29- November 22 to December 6SourceClemson Cooperative Extension, Home & Garden Information Center
- Bachelors Button
flower
November 22 to December 6SourceNorth Carolina Extension Gardener Plant Toolbox (NC State Extension) - Basil
herb
November 22 to December 6SourceUniversity of Minnesota Extension - Bitter Melon
vegetable
- Bok Choy
vegetable
December 6 to December 20SourceCornell University Home Gardening
Transplant outdoors
4- Broccoli
vegetable
December 27 to January 3SourceUtah State University Extension - Cabbage
vegetable
December 27 to January 3SourceUtah State University Extension - Globe Artichoke
vegetable
December 20 to December 27SourceUtah State University Extension - Kale
vegetable
December 13 to December 20SourceUtah State University Extension
Direct sow
15- Beet
vegetable
December 27 to January 3SourceUtah State University Extension - Broccoli
vegetable
December 27 to January 3SourceUtah State University Extension - Cabbage
vegetable
December 27 to January 3SourceUtah State University Extension - Carrot
vegetable
December 27 to January 3SourceUtah State University Extension - Collards
vegetable
December 27SourceCornell University Home Gardening
Fall planting
5- Cabbage
vegetable
November 4 to December 9SourceUtah State University Extension - Cauliflower
vegetable
November 4 to December 9SourceUtah State University Extension - Kale
vegetable
November 11 to December 16SourceUtah State University Extension - Spinach
vegetable
November 4 to December 9SourceUtah State University Extension - Swiss Chard
vegetable
December 16 to December 23SourceUtah State University Extension
How this checklist is sourced
USDA defines the hardiness zone, NOAA normals provide the typical frost anchors, and each crop's extension source supplies the planting offset. Broad season-only notes are kept on plant profiles because they do not change from one zone page to another.
- USDA Plant Hardiness Zone Map, 2023 by USDA Agricultural Research Service / Oregon State University PRISM Group. the USDA hardiness-zone band.
- U.S. Climate Normals 1991-2020 by NOAA National Centers for Environmental Information. the median spring and fall freeze dates.
Local conditions vary.