When to plant Rhubarb

Rhubarb can be planted outside when air temperature is consistently in a range between 40°F and 80°F and soil temperature is above 40°F. For best possible results aim to plant Rhubarb when air temperature is in consistently in a range between 60°F and 75°F and soil temperature is above 40°F.

Sow Rhubarb directly

Start Rhubarb indoors

Rhubarb growing facts

Plant name	Rhubarb
Plant Family	Polygonaceae
Approximate time requirement to grow and produce harvest	56 - 70 days
Min tolerable temperature	40°F
Max tolerable temperature	80°F
Ideal temperature range for growing	60°F to 75°F
Seed germination temperature	40°F to 50°F