Rudbeckia subtomentosa 'Henry Eilers'
coneflower 'Henry Eilers'
'Henry Eilers' is a clump-forming perennial growing to 1.2m tall. The green, lance to oval-shaped, toothed leaves have a mild, sweet aroma and are softly hairy. Flowers are borne on upright, branched stems in late summer to early autumn and are made up of narrow, quill-like, yellow ray florets surrounding a central brown cone
Size
Ultimate height
1–1.5 metresTime to ultimate height
2–5 yearsUltimate spread
0.5–1 metresGrowing conditions
Moisture
Moist but well–drainedpH
Acid, Alkaline, NeutralColour & scent
| Stem | Flower | Foliage | Fruit | |
| Spring | Green | |||
|---|---|---|---|---|
| Summer | Brown Yellow | Green | ||
| Autumn | Brown Yellow | Green | ||
| Winter |
Position
- Full sun
- Partial shade
Aspect
South–facing or West–facing or East–facing
Exposure
Exposed or Sheltered Hardiness
H6Botanical details
- Family
- Asteraceae
- Native to the UK
- No
- Foliage
- Deciduous
- Habit
- Bushy
- 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
Accepted
How to grow
Cultivation
Prefers a fertile, moisture-retentive but well-drained soil in full sun. Benefits from support (see staking perennials)
Propagation
Propagate by division in spring
Suggested planting locations and garden types
- Cottage and informal garden
- Wildflower meadow
- Prairie planting
- Cut flowers
- Flower borders and beds
Pruning
Cut back in autumn
Pests
Generally pest-free
Diseases
May be susceptible to powdery mildews
Get involved
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