Alexander's rhubarb Rheum alexandrae

ABOUT
R. alexandrae is a rhizomatous perennial with large, glossy, dark green leaves with heart-shaped bases and prominent veins. In early summer produces droopingsprays up to 60cm long of tiny, star-shaped, yellow-green flowers which are almost covered by hanging, creamy bracts 10cm or more long
Plant Info
Care
Common Problems
About this plant
Names
Family
Polygonaceae
Synonyms
Alexander's rhubarb
Toxicity
May cause severe discomfort if ingested. Wear gloves and wash hands after handling
Characteristics
Foliage type
Deciduous
Height
1-1.5 metres
Spread
0.5-1 metres
Hardiness zones
H6
Light
Full Sun, Partial Shade
Pruning
Deadhead spent flower spikes
Soil
Loam, SoilClay
Suitable locations
Hardiness zone
Flower borders and beds Architectural Cottage & Informal Garden
Propogation
Propagate by division in early spring
Pests
Generally trouble-free but may suffer from blackfly (black aphids)
Diseases
Generally trouble-free
Unlimited access to Plant Identifier
Try for free