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Herbaceous Perennial

Helenium 'Zimbelstern'
  • RHS Plants for pollinators

sneezeweed 'Zimbelstern'

A clump-forming, herbaceous perennial with lance-shaped, mid-green leaves. In summer and autumn it produces large, single, golden-yellow flowers lightly suffused with red on branched stems. The notched petals are arranged around a central boss of dark-red/brown stamens.

Synonyms
Helenium hoopesii 'Zimbelstern'
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Size
Ultimate height
1–1.5 metres
Time to ultimate height
1–2 years
Ultimate spread
0.1–0.5 metres
Growing conditions
Chalk
Clay
Loam
Sand
Moisture
Moist but well–drained
pH
Acid, Alkaline, Neutral
Colour & scent
StemFlowerFoliageFruit
Spring Green
Summer Gold Yellow Red Brown Green
Autumn Gold Yellow Red Brown Green
Winter
Position
  • Full sun
Aspect

East–facing or South–facing or West–facing

Exposure
Exposed or Sheltered
Hardiness
H7
Botanical details
Family
Asteraceae
Native to the UK
No
Foliage
Deciduous
Habit
Clump forming
Genus

Helenium may be upright, clump-forming annuals, biennials or herbaceous perennials with simple leaves and showy daisy-like flower-heads over a long period

Name status

Accepted

How to grow

Cultivation

Grow in any fertile, moist but well-drained soil in full sun.

Propagation

Propagate by seed, or root basal softwood cuttings in a cold frame in spring. Propagate by division in spring.

Suggested planting locations and garden types
  • City and courtyard gardens
  • Cottage and informal garden
  • Prairie planting
  • Wildlife gardens
  • Cut flowers
  • Flower borders and beds
Pruning

No pruning required. Cut back flower stems in winter or early spring.

Pests

Generally pest-free

Diseases

May be susceptible to leaf spot

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