When to Plant Radishes in Zone 9
In USDA zone 9, plant outdoors February 15 to April 16, and expect your first harvest around April 16. Zone 9 also has a fall planting window opening around October 6.
Radishes planting calendar for USDA Zone 9
spring planting
Direct sow
Feb 15
Projected first harvest
Apr 16
fall planting
Direct sow
Oct 6
Projected first harvest
Dec 5
spring planting
fall planting
Most radishes mature in about 24 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 radishes
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 radishes need about 24 to 60 days depending on the variety to mature.
Varieties to grow
6 varieties of radishes in the HomeSown library. Tap any for its full grow guide.
Common problems with radishes
What to watch for, with identification and treatment for each
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