About
A clump-forming, erect herbaceous perennial to 60cm, with densely hairy stems, and oval, dark green, roughly hairy serrated leaves. Black-eyed bright yellow daisies to 7cm in width are produced from late summer to mid autumn.
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
AspectEast-facing, South-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 usesCity and courtyard gardens, Coastal, Cottage and informal garden, Prairie planting, Wildlife gardens
Native toC USA
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 seed in pots in a cold frame in early spring. Propagate by division in spring or autumn
Pest resistanceMay be susceptible to aphids and slugs
Disease resistanceGenerally disease-free