When to Plant Watercress in Louisiana
Louisiana spans USDA hardiness 8b to 10a (zones 8b to 10a on this page). Plant watercress by your local frost date, not the calendar — pick your zone below for exact start-indoors, transplant, and harvest dates.
Jump to: Zone 8b · Zone 9a · Zone 9b · Zone 10a
Watercress planting calendar for Louisiana, Zone 8b
Average last spring frost
March 20
Average first fall frost
November 20
Direct sow
Mar 6
Projected first harvest
Apr 25
Watercress is ready to harvest in about 50 days. Full zone 8 guide (both 8a and 8b) →
Watercress planting calendar for Louisiana, Zone 9a
Average last spring frost
March 1
Average first fall frost
December 1
Direct sow
Feb 15
Projected first harvest
Apr 6
Watercress is ready to harvest in about 50 days. Full zone 9 guide (both 9a and 9b) →
Watercress planting calendar for Louisiana, Zone 9b
Average last spring frost
February 15
Average first fall frost
December 15
Direct sow
Feb 1
Projected first harvest
Mar 23
Watercress is ready to harvest in about 50 days. Full zone 9 guide (both 9a and 9b) →
Watercress planting calendar for Louisiana, Zone 10a
Average last spring frost
January 30
Average first fall frost
December 30
Direct sow
Jan 16
Projected first harvest
Mar 7
Watercress is ready to harvest in about 50 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 watercress in the HomeSown library. Tap any for its full grow guide.
Common problems with watercress
What to watch for, with identification and treatment for each
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