When to Plant Bok Choy in New Hampshire
New Hampshire spans USDA hardiness 4a to 6b (zones 4a to 6b on this page). Plant bok choy 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
Bok Choy planting calendar for New Hampshire, Zone 4a
Average last spring frost
May 15
Average first fall frost
September 20
spring planting
Start seeds indoors
Apr 17
Transplant outdoors
May 1
Projected first harvest
Jun 20
fall planting
Direct sow
Jul 19
Projected first harvest
Sep 7
spring planting
fall planting
Bok Choy is ready to harvest in about 50 days. Full zone 4 guide (both 4a and 4b) →
Bok Choy planting calendar for New Hampshire, Zone 4b
Average last spring frost
May 10
Average first fall frost
September 25
spring planting
Start seeds indoors
Apr 12
Transplant outdoors
Apr 26
Projected first harvest
Jun 15
fall planting
Direct sow
Jul 24
Projected first harvest
Sep 12
spring planting
fall planting
Bok Choy is ready to harvest in about 50 days. Full zone 4 guide (both 4a and 4b) →
Bok Choy planting calendar for New Hampshire, Zone 5a
Average last spring frost
May 5
Average first fall frost
October 1
spring planting
Start seeds indoors
Apr 7
Transplant outdoors
Apr 21
Projected first harvest
Jun 10
fall planting
Direct sow
Jul 30
Projected first harvest
Sep 18
spring planting
fall planting
Bok Choy is ready to harvest in about 50 days. Full zone 5 guide (both 5a and 5b) →
Bok Choy planting calendar for New Hampshire, Zone 5b
Average last spring frost
April 30
Average first fall frost
October 5
spring planting
Start seeds indoors
Apr 2
Transplant outdoors
Apr 16
Projected first harvest
Jun 5
fall planting
Direct sow
Aug 3
Projected first harvest
Sep 22
spring planting
fall planting
Bok Choy is ready to harvest in about 50 days. Full zone 5 guide (both 5a and 5b) →
Bok Choy planting calendar for New Hampshire, Zone 6a
Average last spring frost
April 25
Average first fall frost
October 10
spring planting
Start seeds indoors
Mar 28
Transplant outdoors
Apr 11
Projected first harvest
May 31
fall planting
Direct sow
Aug 8
Projected first harvest
Sep 27
spring planting
fall planting
Bok Choy is ready to harvest in about 50 days. Full zone 6 guide (both 6a and 6b) →
Bok Choy planting calendar for New Hampshire, Zone 6b
Average last spring frost
April 20
Average first fall frost
October 15
spring planting
Start seeds indoors
Mar 23
Transplant outdoors
Apr 6
Projected first harvest
May 26
fall planting
Direct sow
Aug 13
Projected first harvest
Oct 2
spring planting
fall planting
Bok Choy is ready to harvest in about 50 days. Full zone 6 guide (both 6a and 6b) →
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 bok choy in the HomeSown library. Tap any for its full grow guide.
Common problems with bok choy
What to watch for, with identification and treatment for each
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