When to Plant Rosemary in Zone 10
In USDA zone 10, start seeds indoors around November 21, transplant or plant outdoors February 13 to May 14, and expect your first harvest around May 14.
Rosemary planting calendar for USDA Zone 10
Start seeds indoors
Nov 21
Transplant outdoors
Feb 13
Projected first harvest
May 14
Most rosemary mature in about 90 days. Dates use USDA zone 10a average frost dates. Set your ZIP in HomeSown for dates tuned to your exact location.
What zone 10 means for rosemary
Average last spring frost
January 30
Average first fall frost
December 30
Those two dates are what set the schedule above. Zone 10 gives you roughly 334 frost-free days, and rosemary need about 90 days to mature.
Varieties to grow
2 varieties of rosemary in the HomeSown library. Tap any for its full grow guide.
Common problems with rosemary
What to watch for, with identification and treatment for each
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