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Alexander's rhubarb | Plant Finder | Fill My Garden

Home/Plants/Orchids

Plants > Orchids

Alexander's rhubarb

Rheum alexandrae

Genus: Rheum
Family: Polygonaceae

About this plant

R. alexandrae is a rhizomatous perennial with large, glossy, dark green leaves with heart-shaped bases and prominent veins. In early summer produces drooping sprays up to 60cm long of tiny, star-shaped, yellow-green flowers which are almost covered by hanging, creamy bracts 10cm or more long

Growing Information

Height

1-1.5 Metres

Spread

0.5-1 Metres

Hardiness

Foliage

Deciduous

Growing Conditions

Sunlight

Full SunPartial Shade

Soil

ChalkLoam

AcidNeutral

Not Currently Available

This plant is not currently stocked at any garden centres on our platform.

Moisture

Moist But Well Drained

Aspect

West FacingNorth FacingEast FacingSouth Facing

Exposure

ShelteredExposed

Care Guide

Cultivation

Prefers deep, humus-rich, permanently moist soil in full sun. Benefits from mulching with organic matter in spring

Pruning

Deadhead spent flower spikes

Propagation

Propagate by division in early spring

Pests

Generally trouble-free but may suffer from blackfly (black aphids)

Diseases

Generally trouble-free

Garden Uses

Uses

City CourtyardGround Cover

Planting Places

Outdoor

Season of Interest

SpringSummerAutumn

Size & Characteristics

Height

1-1.5 Metres

Spread

0.5-1 Metres

Habit

Bushy

Time to Full Height

Five To Ten Years