When to Plant Collard Greens in Zone 10
In USDA zone 10a, start seeds indoors around December 5, transplant or plant outdoors January 16 to April 1, and expect your first harvest around April 1. Zone 10 also has a fall planting window opening around October 21. (10a shown here — see 10a and 10b dates separately below.)
Collard Greens planting calendar for USDA Zone 10a
Average last spring frost
January 30
Average first fall frost
December 30
spring planting
Start seeds indoors
Dec 5
Transplant outdoors
Jan 16
Projected first harvest
Apr 1
fall planting
Start seeds indoors
Sep 16
Transplant outdoors
Oct 21
Projected first harvest
Jan 4
spring planting
fall planting
Most collard greens mature in about 60 to 75 days depending on the variety, needing roughly 334 frost-free days in zone 10a.
Collard Greens planting calendar for USDA Zone 10b
Average last spring frost
January 30
Average first fall frost
December 30
spring planting
Start seeds indoors
Dec 5
Transplant outdoors
Jan 16
Projected first harvest
Apr 1
fall planting
Start seeds indoors
Sep 16
Transplant outdoors
Oct 21
Projected first harvest
Jan 4
spring planting
fall planting
Most collard greens mature in about 60 to 75 days depending on the variety, needing roughly 334 frost-free days in zone 10b.
Not sure whether you're in 10a or 10b? Set your ZIP in HomeSown for dates tuned to your exact location.
Varieties to grow
2 varieties of collard greens in the HomeSown library. Tap any for its full grow guide.
Common problems with collard greens
What to watch for, with identification and treatment for each
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