When to Plant Artichokes in Zone 9
In USDA zone 9a, start seeds indoors around August 25, transplant or plant outdoors October 27 to March 26, and expect your first harvest around March 26. Zone 9 also has a fall planting window opening around October 27. (9a shown here — see 9a and 9b dates separately below.)
Artichokes planting calendar for USDA Zone 9a
Average last spring frost
March 1
Average first fall frost
December 1
Start seeds indoors
Aug 25
Transplant outdoors
Oct 27
Projected first harvest
Mar 26
Artichokes needs about 120 to 150 days depending on the variety to mature — longer than zone 9atypically stays frost-free, so it likely won't reliably ripen there outdoors without a head start indoors or season extension.
Artichokes planting calendar for USDA Zone 9b
Average last spring frost
February 15
Average first fall frost
December 15
Start seeds indoors
Sep 8
Transplant outdoors
Nov 10
Projected first harvest
Apr 9
Artichokes needs about 120 to 150 days depending on the variety to mature — longer than zone 9btypically stays frost-free, so it likely won't reliably ripen there outdoors without a head start indoors or season extension.
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 artichokes in the HomeSown library. Tap any for its full grow guide.
Common problems with artichokes
What to watch for, with identification and treatment for each
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