Helenium puberulum
rosilla
A species of compact, clump-forming perennial, up to 160cm high with 'winged' stems with flaps of tissue down them and dark green leaves, mainly at the base. The large, rounded heads are yellowish-brown and generally have no petals, except for a few at the base in summer through to autumn
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Size
Ultimate height
1.5–2.5 metresTime to ultimate height
2–5 yearsUltimate spread
0.1–0.5 metresGrowing conditions
Moisture
Moist but well–drainedpH
Acid, Alkaline, NeutralColour & scent
| Stem | Flower | Foliage | Fruit | |
| Spring | Green | |||
|---|---|---|---|---|
| Summer | Yellow | Green | ||
| Autumn | Yellow | Green | ||
| Winter |
Position
- Full sun
Aspect
South–facing or West–facing
Exposure
Exposed or Sheltered Hardiness
H7Botanical 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
Correct
How to grow
Cultivation
Grow in full sun in fertile, moisture-retentive, humus-rich soil. Keep well watered in summer dry spells. Divide every two to three years to maintain vigour
Propagation
Propagate by basal softwood cuttings in spring, or by division in spring or late autumn
Suggested planting locations and garden types
- Coastal
- Cottage and informal garden
- Wildlife gardens
- Cut flowers
- Flower borders and beds
Pruning
Deadhead to prolong flowering
Pests
May be susceptible to stem and bulb eelworm, tortrix moth, slugs and snails
Diseases
May be susceptible to powdery mildews, leaf spot, verticillium wilt and virus diseases
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