Helleborus foetidus 'Yellow Wilgenbroek'
stinking hellebore 'Yellow Wilgenbroek'
An evergreen perennial to 60cm with erect stems and palmately-divided leaves with narrow leaflets, yellow-green at first, maturing to bright green. Nodding, bell-shaped, yellow-green flowers are produced in large, open clusters from mid-winter to mid-spring
Size
Ultimate height
0.5–1 metresTime to ultimate height
2–5 yearsUltimate spread
0.1–0.5 metresGrowing conditions
Moisture
Moist but well–drainedpH
Alkaline, NeutralColour & scent
| Stem | Flower | Foliage | Fruit | |
| Spring | Green Yellow | Yellow Green | ||
|---|---|---|---|---|
| Summer | Yellow Green | |||
| Autumn | Green | |||
| Winter | Green Yellow | Green |
Position
- Full shade
- Full sun
- Partial shade
Aspect
South–facing or West–facing or East–facing or North–facing
Exposure
Sheltered Hardiness
H7Botanical details
- Family
- Ranunculaceae
- Native to the UK
- No
- Foliage
- Evergreen
- Habit
- Bushy
- Potentially harmful
- Harmful if eaten, skin irritant. Wear gloves and other protective equipment when handling
- Genus
Helleborus can be rhizomatous, herbaceous or semi-evergreen perennials forming a clump of pedate basal leaves, or evergreen with erect, leafy stems. Large, bowl-shaped flowers are borne in loose clusters in late winter or spring
- Name status
Accepted
How to grow
Cultivation
Thrives in neutral to alkaline soils that are moist, fertile and humus-rich. Partial shade is ideal but can tolerate full sun or full shade. Provide shelter from strong, cold winds. Mulch annually in autumn
Propagation
Propagate by seed sown in pots in a cold frame as soon as seed is ripe
Suggested planting locations and garden types
- Cottage and informal garden
- City and courtyard gardens
- Wildlife gardens
- Low Maintenance
- Flower borders and beds
Pruning
Remove faded or damaged foliage as the flowers appear
Pests
May be susceptible to hellebore aphid, hellebore leaf miner and snails
Diseases
May be susceptible to hellebore black death, hellebore leaf spot and a virus
Get involved
The Royal Horticultural Society is the UK’s leading gardening charity. We aim to enrich everyone’s life through plants, and make the UK a greener and more beautiful place.