When to Plant Caraway in Colorado
Colorado spans USDA hardiness 4a to 7a (zones 4a to 7a on this page). Plant caraway by your local frost date, not the calendar — pick your zone below for exact start-indoors, transplant, and harvest dates.
Jump to: Zone 4a · Zone 4b · Zone 5a · Zone 5b · Zone 6a · Zone 6b · Zone 7a
Caraway planting calendar for Colorado, Zone 4a
Average last spring frost
May 15
Average first fall frost
September 20
Direct sow
May 1
Caraway needs about 365 days to mature — longer than Zone 4a typically stays frost-free, so it likely won't reliably ripen there outdoors without a head start indoors or season extension. Full zone 4 guide (both 4a and 4b) →
Caraway planting calendar for Colorado, Zone 4b
Average last spring frost
May 10
Average first fall frost
September 25
Direct sow
Apr 26
Caraway needs about 365 days to mature — longer than Zone 4b typically stays frost-free, so it likely won't reliably ripen there outdoors without a head start indoors or season extension. Full zone 4 guide (both 4a and 4b) →
Caraway planting calendar for Colorado, Zone 5a
Average last spring frost
May 5
Average first fall frost
October 1
Direct sow
Apr 21
Caraway needs about 365 days to mature — longer than Zone 5a typically stays frost-free, so it likely won't reliably ripen there outdoors without a head start indoors or season extension. Full zone 5 guide (both 5a and 5b) →
Caraway planting calendar for Colorado, Zone 5b
Average last spring frost
April 30
Average first fall frost
October 5
Direct sow
Apr 16
Caraway needs about 365 days to mature — longer than Zone 5b typically stays frost-free, so it likely won't reliably ripen there outdoors without a head start indoors or season extension. Full zone 5 guide (both 5a and 5b) →
Caraway planting calendar for Colorado, Zone 6a
Average last spring frost
April 25
Average first fall frost
October 10
Direct sow
Apr 11
Caraway needs about 365 days to mature — longer than Zone 6a typically stays frost-free, so it likely won't reliably ripen there outdoors without a head start indoors or season extension. Full zone 6 guide (both 6a and 6b) →
Caraway planting calendar for Colorado, Zone 6b
Average last spring frost
April 20
Average first fall frost
October 15
Direct sow
Apr 6
Caraway needs about 365 days to mature — longer than Zone 6b typically stays frost-free, so it likely won't reliably ripen there outdoors without a head start indoors or season extension. Full zone 6 guide (both 6a and 6b) →
Caraway planting calendar for Colorado, Zone 7a
Average last spring frost
April 15
Average first fall frost
October 20
Direct sow
Apr 1
Caraway needs about 365 days to mature — longer than Zone 7a typically stays frost-free, so it likely won't reliably ripen there outdoors without a head start indoors or season extension. Full zone 7 guide (both 7a and 7b) →
Not sure which half-zone you're in? Set your ZIP in HomeSown for dates tuned to your exact location.
Varieties to grow
1 variety of caraway in the HomeSown library. Tap any for its full grow guide.
Common problems with caraway
What to watch for, with identification and treatment for each
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