Ornamental Rhubarb

Rheum palmatum var. tanguticum Polygonaceae

Growth habit

Herbaceous

Perennation

Long-lived polycarpic perennial

Native distribution

China

Location

Robison Herb Garden

Source of plant

Big Dipper Farm, Digging Dog Nursery

Description

To 1.5m. Leaves 50-90cm x 50-70cm, nearly orbicular, deeply lobed, lobes ovate to lanceolate, base cordate, 3-5 veined, coarsely hairy on veins beneath, margins entire to coarsely toothed; petiole nearly cylindric. Flowers in loose, pubescent panicles, deep red. Fruit 6-7mm, winged, oblong, cordate.

USDA Hardiness Zone

5