When to Plant Sunchoke in Zone 3
In USDA zone 3, plant outdoors May 2 to August 30, and expect your first harvest around August 30.
Sunchoke planting calendar for USDA Zone 3
Direct sow
May 2
Projected first harvest
Aug 30
Sunchoke is ready to harvest in about 120 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 sunchoke
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 sunchoke need about 120 days to mature.
Varieties to grow
1 variety of sunchoke in the HomeSown library. Tap any for its full grow guide.
Common problems with sunchoke
What to watch for, with identification and treatment for each
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