About
This herbaceous perennial forming a clump to 60cm in height, with erect stems bearing narrowly ovate leaves and dark-eyed, deep yellow flowers to 12cm across.
About the genus
Rudbeckia may be annuals, biennials or rhizomatous herbaceous perennials, with simple or pinnately divided leaves and large daisy-like flower-heads with yellow or orange rays surrounding a prominent conical disk
Growing conditions
SunlightFull sun, Partial shade
Soil typeChalk, Clay, Loam
Soil pHAcid, Alkaline, Neutral
Soil moistureMoist but well-drained
AspectWest-facing, South-facing, East-facing
ExposureExposed, Sheltered
UK hardinessH6
Plant details
Plant typeHerbaceous Perennial
HabitClump forming
FoliageDeciduous
Height0.5-1 metres
Spread0.1-0.5 metres
Time to full height2-5 years
Suggested usesPrairie planting, Cottage and informal garden, City and courtyard gardens, Gravel garden, Wildlife gardens
Care notes
CultivationGrow in humus rich, moist but well-drained soil in full sun or partial shade. Able to tolerate drought once established. See rudbeckia cultivation for further advice
PruningDeadhead regularly. Can be cut back in autumn, though stems and seedheads persist well and can provide structure in winter
PropagationPropagate by division in spring or autumn
Pest resistanceMay be susceptible to aphids and slugs
Disease resistanceMay be susceptible to powdery mildews