When to Plant Napa Cabbage in North Dakota
North Dakota spans USDA hardiness 3b to 4b (zones 3b to 4b on this page). Plant napa cabbage by your local frost date, not the calendar — pick your zone below for exact start-indoors, transplant, and harvest dates.
Jump to: Zone 3b · Zone 4a · Zone 4b
Napa Cabbage planting calendar for North Dakota, Zone 3b
Average last spring frost
May 20
Average first fall frost
September 15
spring planting
Start seeds indoors
Apr 1
Transplant outdoors
May 6
Projected first harvest
Jul 20
fall planting
Start seeds indoors
Jun 2
Transplant outdoors
Jul 7
Projected first harvest
Sep 20
spring planting
fall planting
Napa Cabbage is ready to harvest in about 75 days. Full zone 3 guide (both 3a and 3b) →
Napa Cabbage planting calendar for North Dakota, Zone 4a
Average last spring frost
May 15
Average first fall frost
September 20
spring planting
Start seeds indoors
Mar 27
Transplant outdoors
May 1
Projected first harvest
Jul 15
fall planting
Start seeds indoors
Jun 7
Transplant outdoors
Jul 12
Projected first harvest
Sep 25
spring planting
fall planting
Napa Cabbage is ready to harvest in about 75 days. Full zone 4 guide (both 4a and 4b) →
Napa Cabbage planting calendar for North Dakota, Zone 4b
Average last spring frost
May 10
Average first fall frost
September 25
spring planting
Start seeds indoors
Mar 22
Transplant outdoors
Apr 26
Projected first harvest
Jul 10
fall planting
Start seeds indoors
Jun 12
Transplant outdoors
Jul 17
Projected first harvest
Sep 30
spring planting
fall planting
Napa Cabbage is ready to harvest in about 75 days. Full zone 4 guide (both 4a and 4b) →
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 napa cabbage in the HomeSown library. Tap any for its full grow guide.
Common problems with napa cabbage
What to watch for, with identification and treatment for each
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