When to Plant Watercress in Zone 3
In USDA zone 3, plant outdoors May 16 to July 5, and expect your first harvest around July 5.
Watercress planting calendar for USDA Zone 3
Direct sow
May 16
Projected first harvest
Jul 5
Watercress is ready to harvest in about 50 days. Dates use USDA zone 3a average frost dates. Set your ZIP in HomeSown for dates tuned to your exact location.
What zone 3 means for watercress
Average last spring frost
May 30
Average first fall frost
September 10
Those two dates are what set the schedule above. Zone 3 gives you roughly 103 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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