Helleborus × hybridus Harvington double red (d)

RHS Plant Profile
hellebore Harvington double red

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hellebore Harvington double red RHS
Herbaceous Perennial
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A clump-forming, semi-evergreen perennial up to 60cm high, with deeply cut, dark green, leathery leaves and saucer-shaped, pendent to outward-facing double, red flowers with curved petals from late winter to spring.

Position

Partial shade

Soil Types

Chalk, Clay, Loam, Sand

Max Height

0.5-1 metres

Max Spread

0.5-1 metres

Size

Time to Maturity
2–5 years
Max Spread
0.5-1 metres
Max Height
0.5-1 metres

Growing Conditions

Chalk Clay Loam Sand
Moisture
Moist but well–drained
pH
Alkaline or Neutral

Position

Partial shade
Aspect
East–facing or North–facing or West–facing
Exposure
Sheltered
Hardiness

Hardiness Ratings

All ratings refer to the UK growing conditions unless otherwise stated. Minimum temperature ranges (in degrees C) are shown in brackets

  • H1A: under glass all year (>15C)
  • H1B: can be grown outside in the summer (10 - 15)
  • H1C: can be grown outside in the summer (5 - 10)
  • H2: tolerant of low temperatures, but not surviving being frozen (1 to 5)
  • H3: hardy in coastal and relatively mild parts of the UK (-5 to 1)
  • H4: hardy through most of the UK (-10 to -5)
  • H5: hardy in most places throughout the UK even in severe winters (-15 to -10)
  • H6: hardy in all of UK and northern Europe (-20 to -15)
  • H7: hardy in the severest European continental climates (< -20)
H4

Colour & Scent

Season Stem Flower Foliage Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family
Ranunculaceae
Native to GB/Ireland
No
Foliage
Semi evergreen, Evergreen
Habit
Clump forming
Potentially harmful
Harmful if eatenskin irritant. Wear gloves and other protective equipment when handling. Pets: Harmful if eatenskin 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
Correct

How to Grow

Cultivation

Tolerant of a range of moisture retentive, humus-rich soils in light shade but best in fertile, neutral to alkaline soils that are not prone to drying out in summer. For more advice, see hellebore cultivation

Propagation

Propagate large clumps by division in early spring or early autumn. and water well until established; plants propagated by seed may be variable

Suggested planting locations and garden types

  • City and courtyard gardens
  • Cottage and informal garden
  • Patio and container plants
  • Wildlife gardens
  • Flower borders and beds
  • Garden edging
  • Ground cover
  • Underplanting of roses and shrubs

Pruning

Remove old leaves to expose the flowers and control hellebore leaf spot in winter before the flowers start appearing and deadhead by removing the old faded flower stems

Pests

May be susceptible to hellebore aphids, slugs and snails

Diseases

May be susceptible to hellebore leaf spot, hellebore black death, grey mould (botrytis) and virus diseases