When to Plant Comfrey in Zone 6
In USDA zone 6, plant outdoors April 25 to June 24, and expect your first harvest around June 24.
Comfrey planting calendar for USDA Zone 6
Direct sow
Apr 25
Projected first harvest
Jun 24
Comfrey is ready to harvest in about 60 days. Dates use USDA zone 6a average frost dates. Set your ZIP in HomeSown for dates tuned to your exact location.
What zone 6 means for comfrey
Average last spring frost
April 25
Average first fall frost
October 10
Those two dates are what set the schedule above. Zone 6 gives you roughly 168 frost-free days, and comfrey need about 60 days to mature.
Varieties to grow
1 variety of comfrey in the HomeSown library. Tap any for its full grow guide.
Common problems with comfrey
What to watch for, with identification and treatment for each
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