Large-leaved plant with tall flower spikes. Grown for ornamental foliage.

Family: Polygonaceae

Genus: Rheum

Scientific Designation: Rheum palmatum

Soil Type: Rich, moist, well-drained

Edible Fruit Bearing or Ornamental?: Ornamental

Preferred Soil pH:6.0 to 7.0

Light Requirements: Full sun to part shade

Watering Requirements: Moderate to high

Hardiness Zone: 3 to 7

Height: 1.5 to 2.5 m

Spread: 1 to 1.5 m

Soil Drainage Requirements: Moist, well-drained

Fertilizer Recommendation: Compost or organic matter in spring

Manitoba Specific Climate Notes: Hardy and dramatic in borders; prefers consistent soil moisture.