When to Plant Kohlrabi in Zone 9
In USDA zone 9, start seeds indoors around January 11, transplant or plant outdoors February 15 to April 11, and expect your first harvest around April 11. Zone 9 also has a fall planting window opening around September 22.
Kohlrabi planting calendar for USDA Zone 9
spring planting
Start seeds indoors
Jan 11
Transplant outdoors
Feb 15
Projected first harvest
Apr 11
fall planting
Direct sow
Sep 22
Projected first harvest
Nov 16
spring planting
fall planting
Kohlrabi is ready to harvest in about 55 days. 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 kohlrabi
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 kohlrabi need about 55 days to mature.
Varieties to grow
1 variety of kohlrabi in the HomeSown library. Tap any for its full grow guide.
Common problems with kohlrabi
What to watch for, with identification and treatment for each
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