When to Plant Swiss Chard in Zone 7
In USDA zone 7a, start seeds indoors around February 25, transplant or 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 4. (7a shown here — see 7a and 7b dates separately below.)
Swiss Chard planting calendar for USDA Zone 7a
Average last spring frost
April 15
Average first fall frost
October 20
spring planting
Start seeds indoors
Feb 25
Transplant outdoors
Apr 1
Projected first harvest
May 31
fall planting
Direct sow
Aug 4
Projected first harvest
Oct 3
spring planting
fall planting
Most swiss chard mature in about 60 days, needing roughly 188 frost-free days in zone 7a.
Swiss Chard planting calendar for USDA Zone 7b
Average last spring frost
April 10
Average first fall frost
October 30
spring planting
Start seeds indoors
Feb 20
Transplant outdoors
Mar 27
Projected first harvest
May 26
fall planting
Direct sow
Aug 14
Projected first harvest
Oct 13
spring planting
fall planting
Most swiss chard mature in about 60 days, 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
2 varieties of swiss chard in the HomeSown library. Tap any for its full grow guide.
Common problems with swiss chard
What to watch for, with identification and treatment for each
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