When to Plant Radishes in Zone 6
In USDA zone 6a, plant outdoors April 11 to June 10, and expect your first harvest around June 10. Zone 6 also has a fall planting window opening around August 15. (6a shown here — see 6a and 6b dates separately below.)
Radishes planting calendar for USDA Zone 6a
Average last spring frost
April 25
Average first fall frost
October 10
spring planting
Direct sow
Apr 11
Projected first harvest
Jun 10
fall planting
Direct sow
Aug 15
Projected first harvest
Oct 14
spring planting
fall planting
Most radishes mature in about 24 to 60 days depending on the variety, needing roughly 168 frost-free days in zone 6a.
Radishes planting calendar for USDA Zone 6b
Average last spring frost
April 20
Average first fall frost
October 15
spring planting
Direct sow
Apr 6
Projected first harvest
Jun 5
fall planting
Direct sow
Aug 20
Projected first harvest
Oct 19
spring planting
fall planting
Most radishes mature in about 24 to 60 days depending on the variety, needing roughly 178 frost-free days in zone 6b.
Not sure whether you're in 6a or 6b? Set your ZIP in HomeSown for dates tuned to your exact location.
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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