Rudbeckia fulgida var. speciosa
Newman's coneflower
A clump-forming, rhizomatous perennial to 1.4m high, with ovate basal leaves, and branching stems with narrow, serrated stem leaves. Produces flowers to 8cm across with deep-brown central cones and golden yellow ray florets, from late summer to early autumn
Size
Ultimate height
1–1.5 metresTime to ultimate height
2–5 yearsUltimate spread
1–1.5 metresGrowing conditions
Moisture
Moist but well–drainedpH
Acid, Alkaline, NeutralColour & scent
| Stem | Flower | Foliage | Fruit | |
| Spring | Green | |||
|---|---|---|---|---|
| Summer | Yellow Brown | Green | ||
| Autumn | Yellow Brown Green | |||
| Winter |
Position
- Full sun
- Partial shade
Aspect
East–facing or South–facing or West–facing
Exposure
Exposed or Sheltered Hardiness
H6Botanical details
- Family
- Asteraceae
- Native to the UK
- No
- Foliage
- Deciduous
- Habit
- Clump forming
- 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
- Name status
Unresolved
How to grow
Cultivation
Grow 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
Propagation
Propagate by seed, surface-sown in early spring in containers in a cold frame, or by division of established clumps in autumn or spring
Suggested planting locations and garden types
- City and courtyard gardens
- Cottage and informal garden
- Wildlife gardens
- Flower borders and beds
Pruning
Deadhead regularly. Can be cut back in autumn, though stems and seedheads persist well and can provide structure in winter
Pests
Diseases
Generally disease-free
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