When to Plant Holy Basil in Zone 9
In USDA zone 9, start seeds indoors around January 18, transplant or plant outdoors March 15 to May 29, and expect your first harvest around May 29.
Holy Basil planting calendar for USDA Zone 9
Start seeds indoors
Jan 18
Transplant outdoors
Mar 15
Projected first harvest
May 29
Holy Basil is ready to harvest in about 75 days. Dates use USDA zone 9a average frost dates. Set your ZIP in HomeSown for dates tuned to your exact location.
What zone 9 means for holy basil
Average last spring frost
March 1
Average first fall frost
December 1
Those two dates are what set the schedule above. Zone 9 gives you roughly 275 frost-free days, and holy basil need about 75 days to mature.
Varieties to grow
1 variety of holy basil in the HomeSown library. Tap any for its full grow guide.
Common problems with holy basil
What to watch for, with identification and treatment for each
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