When to Plant Watercress in Zone 10
In USDA zone 10, plant outdoors January 16 to March 7, and expect your first harvest around March 7.
Watercress planting calendar for USDA Zone 10
Direct sow
Jan 16
Projected first harvest
Mar 7
Watercress is ready to harvest in about 50 days. Dates use USDA zone 10a average frost dates. Set your ZIP in HomeSown for dates tuned to your exact location.
What zone 10 means for watercress
Average last spring frost
January 30
Average first fall frost
December 30
Those two dates are what set the schedule above. Zone 10 gives you roughly 334 frost-free days, and watercress need about 50 days to mature.
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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