When to Plant Radishes in Zone 7
In USDA zone 7a, plant outdoors April 1 to May 31, and expect your first harvest around May 31. Zone 7 also has a fall planting window opening around August 25. (7a shown here — see 7a and 7b dates separately below.)
Radishes planting calendar for USDA Zone 7a
Average last spring frost
April 15
Average first fall frost
October 20
spring planting
Direct sow
Apr 1
Projected first harvest
May 31
fall planting
Direct sow
Aug 25
Projected first harvest
Oct 24
spring planting
fall planting
Most radishes mature in about 24 to 60 days depending on the variety, needing roughly 188 frost-free days in zone 7a.
Radishes planting calendar for USDA Zone 7b
Average last spring frost
April 10
Average first fall frost
October 30
spring planting
Direct sow
Mar 27
Projected first harvest
May 26
fall planting
Direct sow
Sep 4
Projected first harvest
Nov 3
spring planting
fall planting
Most radishes mature in about 24 to 60 days depending on the variety, needing roughly 203 frost-free days in zone 7b.
Not sure whether you're in 7a or 7b? 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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