When to Plant Komatsuna in Zone 3
In USDA zone 3, plant outdoors May 16 to June 25, and expect your first harvest around June 25. Zone 3 also has a fall planting window opening around July 16.
Komatsuna planting calendar for USDA Zone 3
spring planting
Direct sow
May 16
Projected first harvest
Jun 25
fall planting
Direct sow
Jul 16
Projected first harvest
Aug 25
spring planting
fall planting
Komatsuna is ready to harvest in about 40 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 komatsuna
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 komatsuna need about 40 days to mature.
Varieties to grow
1 variety of komatsuna in the HomeSown library. Tap any for its full grow guide.
Common problems with komatsuna
What to watch for, with identification and treatment for each
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