When to Plant Cumin in Zone 3
In USDA zone 3a, start seeds indoors around April 4, transplant or plant outdoors June 6 to September 10. (3a shown here — see 3a and 3b dates separately below.)
Cumin planting calendar for USDA Zone 3a
Average last spring frost
May 30
Average first fall frost
September 10
Start seeds indoors
Apr 4
Transplant outdoors
Jun 6
Cumin needs about 120 days to mature — longer than zone 3atypically stays frost-free, so it likely won't reliably ripen there outdoors without a head start indoors or season extension.
Cumin planting calendar for USDA Zone 3b
Average last spring frost
May 20
Average first fall frost
September 15
Start seeds indoors
Mar 25
Transplant outdoors
May 27
Cumin needs about 120 days to mature — longer than zone 3btypically stays frost-free, so it likely won't reliably ripen there outdoors without a head start indoors or season extension.
Not sure whether you're in 3a or 3b? Set your ZIP in HomeSown for dates tuned to your exact location.
Varieties to grow
1 variety of cumin in the HomeSown library. Tap any for its full grow guide.
Common problems with cumin
What to watch for, with identification and treatment for each
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