When to Plant St. John's Wort in Zone 9
In USDA zone 9, start seeds indoors around January 4, transplant or plant outdoors March 15 to July 13, and expect your first harvest around July 13.
St. John's Wort planting calendar for USDA Zone 9
Start seeds indoors
Jan 4
Transplant outdoors
Mar 15
Projected first harvest
Jul 13
St. John's Wort is ready to harvest in about 120 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 st. john's wort
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 st. john's wort need about 120 days to mature.
Varieties to grow
1 variety of st. john's wort in the HomeSown library. Tap any for its full grow guide.
Common problems with st. john's wort
What to watch for, with identification and treatment for each
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