When to Plant Rhubarb in Zone 7
In USDA zone 7a, plant outdoors April 15 to April 29, and expect your first harvest around April 29. (7a shown here — see 7a and 7b dates separately below.)
Rhubarb planting calendar for USDA Zone 7a
Average last spring frost
April 15
Average first fall frost
October 20
Direct sow
Apr 15
Projected first harvest
Apr 29
Most rhubarb mature in about 14 days, needing roughly 188 frost-free days in zone 7a.
Rhubarb planting calendar for USDA Zone 7b
Average last spring frost
April 10
Average first fall frost
October 30
Direct sow
Apr 10
Projected first harvest
Apr 24
Most rhubarb mature in about 14 days, needing roughly 203 frost-free days in zone 7b.
Not sure whether you're in 7a or 7b? Set your ZIP in HomeSown for dates tuned to your exact location.
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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