About
A clump-forming perennial with scarlet new foliage, followed by large, purple-green lobed leaves up to 75cm long and panicles of deep red flowers that rise on 2m long stems in early summer, this ornamental rhubarb is an architectural plant that demands space.
About the genus
Rheum are robust rhizomatous herbaceous perennials with large, simple or palmately lobed leaves and tall leafy stems bearing large panicles of tiny flowers
Growing conditions
SunlightFull sun, Partial shade
Soil typeClay, Loam
Soil pHNeutral, Acid
Soil moistureMoist but well-drained
AspectSouth-facing, North-facing, East-facing, West-facing
ExposureExposed, Sheltered
UK hardinessH6
Plant details
Plant typeHerbaceous Perennial
HabitClump forming
FoliageDeciduous
Height1.5-2.5 metres
Spread1.5-2.5 metres
Time to full height2-5 years
Suggested usesArchitectural, Wildlife gardens, Cottage and informal garden
ToxicityHarmful if eaten. Wear gloves and other protective equipment when handling Pets: Harmful if eaten - for further information and contact numbers regarding pets, see the HTA guide to potentially harmful plants
Care notes
CultivationRequires a fertile, moisture-retentive soil. Mulch in winter to help retain moisture
PruningDeadhead spikes after flowering
PropagationPropagate by seed or division in Spring
Pest resistanceMay be susceptible to slugs and aphids
Disease resistanceGenerally disease-free