Rhubarb

Grade #1

Container:

Premium 1 Gallon Pot

When to Plant:

Late winter to spring

Finish:

6-8 weeks

Notes:

Grow cool to prevent soft top growth.

Growing Temperature:

55-65° F

Holding Temperature:

40-50° F

Soil PH:

6.0-6.5

EC (What is EC?):

1.5-2.5 pour throug method

Fertility:

Rhubarb can be fed a moderate rate of 75 - 100 ppm N at each watering.

For Controlled Release or Slow Release Fertilizer, see your preferred supplier for recommended rates for incorporation or top dressing, as it varies by fertilizer.

Vernalization:

Bare root plants will arrive vernalized in late winter to spring.

Pests & Diseases:

Aphids are the most common pest. Scout and treat as necessary. Overly wet conditions may cause root and crown rot.

Potting & Timing:

Pot up bare root plants in late winter to spring.

Moisture:

Rhubarb should be kept at a moderate moisture. Avoid extreme dryness as large leaves can wilt and burn.

Planting Level:

Plant with eyes 1/2" below soil line.

Lighting:

Rhubarb performs best in full sun.

Grower Tips:

Grow cool to allow roots to set before too much top growth appears.
Cool temperatures help to maintain compact plants.
Roots can be trimmed slightly to fit the container.