When to Plant Collard Greens in Zone 9
In USDA zone 9a, start seeds indoors around January 4, transplant or plant outdoors February 15 to May 1, and expect your first harvest around May 1. Zone 9 also has a fall planting window opening around September 22. (9a shown here — see 9a and 9b dates separately below.)
Collard Greens planting calendar for USDA Zone 9a
Average last spring frost
March 1
Average first fall frost
December 1
spring planting
Start seeds indoors
Jan 4
Transplant outdoors
Feb 15
Projected first harvest
May 1
fall planting
Start seeds indoors
Aug 18
Transplant outdoors
Sep 22
Projected first harvest
Dec 6
spring planting
fall planting
Most collard greens mature in about 60 to 75 days depending on the variety, needing roughly 275 frost-free days in zone 9a.
Collard Greens planting calendar for USDA Zone 9b
Average last spring frost
February 15
Average first fall frost
December 15
spring planting
Start seeds indoors
Dec 21
Transplant outdoors
Feb 1
Projected first harvest
Apr 17
fall planting
Start seeds indoors
Sep 1
Transplant outdoors
Oct 6
Projected first harvest
Dec 20
spring planting
fall planting
Most collard greens mature in about 60 to 75 days depending on the variety, needing roughly 303 frost-free days in zone 9b.
Not sure whether you're in 9a or 9b? 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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