When to Plant Sunchoke in Wyoming
Wyoming spans USDA hardiness 4a to 5b (zones 4a to 5b on this page). Plant sunchoke by your local frost date, not the calendar — pick your zone below for exact start-indoors, transplant, and harvest dates.
Jump to: Zone 4a · Zone 4b · Zone 5a · Zone 5b
Sunchoke planting calendar for Wyoming, Zone 4a
Average last spring frost
May 15
Average first fall frost
September 20
Direct sow
Apr 17
Projected first harvest
Aug 15
Sunchoke is ready to harvest in about 120 days. Full zone 4 guide (both 4a and 4b) →
Sunchoke planting calendar for Wyoming, Zone 4b
Average last spring frost
May 10
Average first fall frost
September 25
Direct sow
Apr 12
Projected first harvest
Aug 10
Sunchoke is ready to harvest in about 120 days. Full zone 4 guide (both 4a and 4b) →
Sunchoke planting calendar for Wyoming, Zone 5a
Average last spring frost
May 5
Average first fall frost
October 1
Direct sow
Apr 7
Projected first harvest
Aug 5
Sunchoke is ready to harvest in about 120 days. Full zone 5 guide (both 5a and 5b) →
Sunchoke planting calendar for Wyoming, Zone 5b
Average last spring frost
April 30
Average first fall frost
October 5
Direct sow
Apr 2
Projected first harvest
Jul 31
Sunchoke is ready to harvest in about 120 days. Full zone 5 guide (both 5a and 5b) →
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 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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