When to Plant Rhubarb in Zone 3
In USDA zone 3, plant outdoors May 30 to June 13, and expect your first harvest around June 13.
Rhubarb planting calendar for USDA Zone 3
Direct sow
May 30
Projected first harvest
Jun 13
Most rhubarb mature in about 14 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 rhubarb
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 rhubarb need about 14 days to mature.
Varieties to grow
2 varieties of rhubarb in the HomeSown library. Tap any for its full grow guide.
Common problems with rhubarb
What to watch for, with identification and treatment for each
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