When to Plant Choy Sum in Texas
Texas spans USDA hardiness 6b to 10b (zones 6b to 10b on this page). Plant choy sum by your local frost date, not the calendar — pick your zone below for exact start-indoors, transplant, and harvest dates.
Jump to: Zone 6b · Zone 7a · Zone 7b · Zone 8a · Zone 8b · Zone 9a · Zone 9b · Zone 10a · Zone 10b
Choy Sum planting calendar for Texas, Zone 6b
Average last spring frost
April 20
Average first fall frost
October 15
spring planting
Direct sow
Apr 6
Projected first harvest
May 21
fall planting
Direct sow
Aug 20
Projected first harvest
Oct 4
spring planting
fall planting
Choy Sum is ready to harvest in about 45 days. Full zone 6 guide (both 6a and 6b) →
Choy Sum planting calendar for Texas, Zone 7a
Average last spring frost
April 15
Average first fall frost
October 20
spring planting
Direct sow
Apr 1
Projected first harvest
May 16
fall planting
Direct sow
Aug 25
Projected first harvest
Oct 9
spring planting
fall planting
Choy Sum is ready to harvest in about 45 days. Full zone 7 guide (both 7a and 7b) →
Choy Sum planting calendar for Texas, Zone 7b
Average last spring frost
April 10
Average first fall frost
October 30
spring planting
Direct sow
Mar 27
Projected first harvest
May 11
fall planting
Direct sow
Sep 4
Projected first harvest
Oct 19
spring planting
fall planting
Choy Sum is ready to harvest in about 45 days. Full zone 7 guide (both 7a and 7b) →
Choy Sum planting calendar for Texas, Zone 8a
Average last spring frost
April 1
Average first fall frost
November 10
spring planting
Direct sow
Mar 18
Projected first harvest
May 2
fall planting
Direct sow
Sep 15
Projected first harvest
Oct 30
spring planting
fall planting
Choy Sum is ready to harvest in about 45 days. Full zone 8 guide (both 8a and 8b) →
Choy Sum planting calendar for Texas, Zone 8b
Average last spring frost
March 20
Average first fall frost
November 20
spring planting
Direct sow
Mar 6
Projected first harvest
Apr 20
fall planting
Direct sow
Sep 25
Projected first harvest
Nov 9
spring planting
fall planting
Choy Sum is ready to harvest in about 45 days. Full zone 8 guide (both 8a and 8b) →
Choy Sum planting calendar for Texas, Zone 9a
Average last spring frost
March 1
Average first fall frost
December 1
spring planting
Direct sow
Feb 15
Projected first harvest
Apr 1
fall planting
Direct sow
Oct 6
Projected first harvest
Nov 20
spring planting
fall planting
Choy Sum is ready to harvest in about 45 days. Full zone 9 guide (both 9a and 9b) →
Choy Sum planting calendar for Texas, Zone 9b
Average last spring frost
February 15
Average first fall frost
December 15
spring planting
Direct sow
Feb 1
Projected first harvest
Mar 18
fall planting
Direct sow
Oct 20
Projected first harvest
Dec 4
spring planting
fall planting
Choy Sum is ready to harvest in about 45 days. Full zone 9 guide (both 9a and 9b) →
Choy Sum planting calendar for Texas, Zone 10a
Average last spring frost
January 30
Average first fall frost
December 30
spring planting
Direct sow
Jan 16
Projected first harvest
Mar 2
fall planting
Direct sow
Nov 4
Projected first harvest
Dec 19
spring planting
fall planting
Choy Sum is ready to harvest in about 45 days. Full zone 10 guide (both 10a and 10b) →
Choy Sum planting calendar for Texas, Zone 10b
Average last spring frost
January 30
Average first fall frost
December 30
spring planting
Direct sow
Jan 16
Projected first harvest
Mar 2
fall planting
Direct sow
Nov 4
Projected first harvest
Dec 19
spring planting
fall planting
Choy Sum is ready to harvest in about 45 days. Full zone 10 guide (both 10a and 10b) →
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 choy sum in the HomeSown library. Tap any for its full grow guide.
Common problems with choy sum
What to watch for, with identification and treatment for each
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