When to Plant Rosemary in Zone 5
In USDA zone 5, start seeds indoors around February 24, transplant or plant outdoors May 19 to August 17, and expect your first harvest around August 17.
Rosemary planting calendar for USDA Zone 5
Start seeds indoors
Feb 24
Transplant outdoors
May 19
Projected first harvest
Aug 17
Most rosemary mature in about 90 days. Dates use USDA zone 5a average frost dates. Set your ZIP in HomeSown for dates tuned to your exact location.
What zone 5 means for rosemary
Average last spring frost
May 5
Average first fall frost
October 1
Those two dates are what set the schedule above. Zone 5 gives you roughly 149 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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