When to Plant Kale in Zone 9
In USDA zone 9, start seeds indoors around December 28, transplant or plant outdoors February 1 to March 28, and expect your first harvest around March 28. Zone 9 also has a fall planting window opening around October 13.
Kale planting calendar for USDA Zone 9
spring planting
Start seeds indoors
Dec 28
Transplant outdoors
Feb 1
Projected first harvest
Mar 28
fall planting
Start seeds indoors
Sep 8
Transplant outdoors
Oct 13
Projected first harvest
Dec 7
spring planting
fall planting
Most kale mature in about 55 to 60 days depending on the variety. Dates use USDA zone 9a average frost dates. Set your ZIP in HomeSown for dates tuned to your exact location.
What zone 9 means for kale
Average last spring frost
March 1
Average first fall frost
December 1
Those two dates are what set the schedule above. Zone 9 gives you roughly 275 frost-free days, and kale need about 55 to 60 days depending on the variety to mature.
Varieties to grow
3 varieties of kale in the HomeSown library. Tap any for its full grow guide.
Common problems with kale
What to watch for, with identification and treatment for each
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