• AGM plants

    AGM plants have been through a rigorous trial and assessment programme. They are:

    • Excellent for ordinary use in appropriate conditions
    • Available to buy
    • Of good constitution
    • Essentially stable in form & colour
    • Reasonably resistant to pests & diseases

Helleborus × hybridus Harvington yellow speckled

hellebore Harvington yellow speckled

  • Other common names hellebore Harvington yellow speckled

  • Family Ranunculaceae

  • 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

  • Details Harvington yellow speckled is an evergreen perennial with divided, glossy, dark green leaves and upright, branched stems bearing nodding or outward-facing yellow flowers, with a flush of purple speckles, in late winter and early spring

Characteristics

  • Foliage Evergreen

  • Habit Bushy

  • Toxicity All parts may cause severe discomfort if ingested and the sap may irritate skin

  • 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)

    H7

Colour

Sunlight

  • Partial Shade

  • Full Sun

  • Aspect West-facing or East-facing or North-facing

  • Exposure Sheltered

Soil

  • Sand

    Sand

  • Clay

    Clay

  • Chalk

    Chalk

  • Loam

    Loam

  • MoistureMoist but well-drained, Well-drained

  • SoilSand, Clay, Chalk, Loam

  • pHAcid, Alkaline, Neutral

Size

  • Ultimate height 0.1-0.5 metres

  • Ultimate spread 0.1-0.5 metres

  • Time to ultimate height 2-5 years

How to grow

Cultivation Thrives in neutral to alkaline soils but tolerant of a range of 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. For more details see hellebore cultivation

Propagation Propagate by seed sown in pots in a cold frame as soon as seed is ripe; propagate by division after flowering or late summer

Suggested planting locations and garden types Banks and Slopes Flower borders and beds Garden Edging Ground Cover City & Courtyard Gardens Coastal Cottage & Informal Garden Patio & Container Plants Wildlife Gardens

How to care

Pruning Remove faded or damaged leaves as the flowers emerge

Pests Hellebore leaf miner, hellebore aphid, slugs and snails may be problematic

Diseases May be affected by hellebore leaf spot or hellebore black death

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