Helleborus × hybridus Party Dress Group (d)
hellebore Party Dress Group
Party Dress Group are compact, neat, slow-growing plants derived from double-flowered forms of H. torquatus and well-coloured forms of H. x hybridus. Colours include white, pink, yellow, red, purple and blue-black; many with spots
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Size
Ultimate height
0.1–0.5 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 | Purple Pink Red White Yellow | Green | ||
|---|---|---|---|---|
| Summer | Green | |||
| Autumn | Green | |||
| Winter | Purple Pink Red White Yellow | Green |
Position
- Full sun
- Partial shade
Aspect
South–facing or North–facing or West–facing or East–facing
Exposure
Sheltered Hardiness
H7Botanical details
- Family
- Ranunculaceae
- Native to GB / Ireland
- No
- Foliage
- Evergreen
- Habit
- Bushy
- Potentially harmful
- Harmful if eaten, skin irritant. Wear gloves and other protective equipment when handling. Pets: Harmful if eaten, skin irritant. For further information and contact numbers regarding pets, see the HTA guide to potentially harmful plants
- 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. Provide shelter from strong, cold winds. Mulch annually in autumn. See Hellebore cultivation for more details
Propagation
Propagate by division in spring after flowering or in early autumn
Suggested planting locations and garden types
- Coastal
- City and courtyard gardens
- Cottage and informal garden
- Rock garden
- Underplanting of roses and shrubs
- 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 leaf spot and hellebore black death
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.