When to Plant Rhubarb in Zone 8
In USDA zone 8a, plant outdoors April 1 to April 15, and expect your first harvest around April 15. (8a shown here — see 8a and 8b dates separately below.)
Rhubarb planting calendar for USDA Zone 8a
Average last spring frost
April 1
Average first fall frost
November 10
Direct sow
Apr 1
Projected first harvest
Apr 15
Most rhubarb mature in about 14 days, needing roughly 223 frost-free days in zone 8a.
Rhubarb planting calendar for USDA Zone 8b
Average last spring frost
March 20
Average first fall frost
November 20
Direct sow
Mar 20
Projected first harvest
Apr 3
Most rhubarb mature in about 14 days, needing roughly 245 frost-free days in zone 8b.
Not sure whether you're in 8a or 8b? 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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