When Is the Last Frost?

Zone 9b planting calendar

USDA zone 9b has average winter lows of 25°F to 30°F. Across 612 ZIP codes in this zone, the typical last spring frost is February 20 and the first fall frost is December 5.

Zone dates are an average — get your own

Zone 9b vegetable planting calendar

Crop
JFMAMJJASOND
Start indoors: Nov 28 to Dec 12Transplant outside: Jan 23 to Feb 6
Start indoors: Dec 12 to Dec 26Transplant outside: Mar 6 to Mar 20
Start indoors: Dec 12 to Dec 26Transplant outside: Mar 6 to Mar 20
Start indoors: Dec 26 to Jan 9Start indoors: Dec 26 to Jan 9Transplant outside: Feb 27 to Mar 13
Start indoors: Dec 26 to Jan 9Start indoors: Dec 26 to Jan 9Transplant outside: Jan 30 to Feb 13Sow outdoors: Jan 23 to Feb 27Plant for fall: Oct 10 to Nov 7
Start indoors: Dec 26 to Jan 9Start indoors: Dec 26 to Jan 9Transplant outside: Jan 23 to Feb 6Sow outdoors: Jan 23 to Feb 6Plant for fall: Sep 26 to Oct 17
Start indoors: Dec 26 to Jan 9Start indoors: Dec 26 to Jan 9Transplant outside: Feb 6 to Feb 20Plant for fall: Aug 29 to Sep 19
Start indoors: Dec 26 to Jan 9Start indoors: Dec 26 to Jan 9Transplant outside: Jan 30 to Feb 13Plant for fall: Aug 29 to Sep 19
Start indoors: Dec 26 to Jan 9Start indoors: Dec 26 to Jan 9Transplant outside: Feb 6 to Feb 20Plant for fall: Aug 29 to Sep 19
Start indoors: Jan 9 to Jan 23Transplant outside: Mar 13 to Mar 27Sow outdoors: Mar 13 to Mar 27
Start indoors: Jan 9 to Jan 23Transplant outside: Feb 27 to Mar 13
Sow outdoors: Jan 9 to Jan 30Plant for fall: Sep 12 to Oct 3
Sow outdoors: Jan 9 to Jan 30Plant for fall: Oct 10 to Oct 31
Sow outdoors: Jan 16 to Feb 27Plant for fall: Oct 24 to Nov 14
Start indoors: Jan 23 to Jan 30Transplant outside: Mar 6 to Mar 13Sow outdoors: Feb 27 to Mar 13Plant for fall: Sep 19 to Oct 3
Start indoors: Jan 23 to Jan 30Sow outdoors: Feb 27 to Mar 13Plant for fall: Sep 26 to Oct 10
Start indoors: Jan 23 to Jan 30Sow outdoors: Feb 27 to Mar 13
Start indoors: Jan 23 to Jan 30Transplant outside: Mar 6 to Mar 20
Sow outdoors: Jan 30 to Feb 27Plant for fall: Sep 12 to Sep 26
Sow outdoors: Jan 30 to Feb 27Plant for fall: Sep 26 to Oct 10
Sow outdoors: Jan 30 to Feb 20
Sow outdoors: Feb 6 to Mar 6Plant for fall: Sep 26 to Oct 10
Sow outdoors: Feb 6 to Feb 27Plant for fall: Oct 10 to Oct 31
Sow outdoors: Feb 27 to Mar 20Plant for fall: Sep 19 to Oct 3
Sow outdoors: Feb 27 to Mar 13
Transplant outside: Mar 6 to Mar 27
Plant for fall: Nov 21 to Dec 26
Start indoorsTransplant outsideSow outdoorsPlant for fallMedian frost dates

When to plant in zone 9b

CropStart indoorsTransplantSow outdoorsFall crop
OnionsNov 28 – Dec 12Jan 23 – Feb 6——
PeppersDec 12 – Dec 26Mar 6 – Mar 20——
EggplantDec 12 – Dec 26Mar 6 – Mar 20——
TomatoesDec 26 – Jan 9Feb 27 – Mar 13——
LettuceDec 26 – Jan 9Jan 30 – Feb 13Jan 23 – Feb 27Oct 10 – Nov 7
KaleDec 26 – Jan 9Jan 23 – Feb 6Jan 23 – Feb 6Sep 26 – Oct 17
BroccoliDec 26 – Jan 9Feb 6 – Feb 20—Aug 29 – Sep 19
CabbageDec 26 – Jan 9Jan 30 – Feb 13—Aug 29 – Sep 19
CauliflowerDec 26 – Jan 9Feb 6 – Feb 20—Aug 29 – Sep 19
OkraJan 9 – Jan 23Mar 13 – Mar 27Mar 13 – Mar 27—
BasilJan 9 – Jan 23Feb 27 – Mar 13——
Peas——Jan 9 – Jan 30Sep 12 – Oct 3
Spinach——Jan 9 – Jan 30Oct 10 – Oct 31
Radishes——Jan 16 – Feb 27Oct 24 – Nov 14
CucumbersJan 23 – Jan 30Mar 6 – Mar 13Feb 27 – Mar 13Sep 19 – Oct 3
Zucchini & Summer SquashJan 23 – Jan 30—Feb 27 – Mar 13Sep 26 – Oct 10
Winter Squash & PumpkinsJan 23 – Jan 30—Feb 27 – Mar 13—
Melons & WatermelonJan 23 – Jan 30Mar 6 – Mar 20——
Carrots——Jan 30 – Feb 27Sep 12 – Sep 26
Beets——Jan 30 – Feb 27Sep 26 – Oct 10
Potatoes——Jan 30 – Feb 20—
Swiss Chard——Feb 6 – Mar 6Sep 26 – Oct 10
Cilantro——Feb 6 – Feb 27Oct 10 – Oct 31
Green Beans——Feb 27 – Mar 20Sep 19 – Oct 3
Sweet Corn——Feb 27 – Mar 13—
Sweet Potatoes—Mar 6 – Mar 27——
Garlic———Nov 21 – Dec 26