When to Plant Shiso in Zone 6
In USDA zone 6, start seeds indoors around March 14, transplant or plant outdoors May 2 to July 1, and expect your first harvest around July 1.
Shiso planting calendar for USDA Zone 6
Start seeds indoors
Mar 14
Transplant outdoors
May 2
Projected first harvest
Jul 1
Shiso is ready to harvest in about 60 days. Dates use USDA zone 6a average frost dates. Set your ZIP in HomeSown for dates tuned to your exact location.
What zone 6 means for shiso
Average last spring frost
April 25
Average first fall frost
October 10
Those two dates are what set the schedule above. Zone 6 gives you roughly 168 frost-free days, and shiso need about 60 days to mature.
Varieties to grow
1 variety of shiso in the HomeSown library. Tap any for its full grow guide.
Common problems with shiso
What to watch for, with identification and treatment for each
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