• AGM plants

    AGM plants have been through a rigourous 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

Lamprocapnos spectabilis

Bleeding heart

AGM plants

AGM plants have been through a rigourous 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
Bleeding heart

© � RHS 2002

  • Other common names Bleeding heart

  • Synonyms Dicentra spectabilis

  • Genus Lamprocapnos are rhizomatous perennials with attractively divided leaves and pendent, heart-shaped flowers

  • Family Papaveraceae / Papaveraceae

  • Species L. spectabilis is an herbaceous perennial forming a mound of divided, mid-green foliage. Heart-shaped, rose-red and white flowers hang from arching stems

  • Plant range Far East

Characteristics

  • Foliage Deciduous

  • Habit Clump-forming

  • Toxicity All parts cause stomach ache if ingested, the foliage may aggravate skin allergies

  • 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)
    Old hardiness ratings

    While we update our systems with the new hardiness ratings you may still see old hardiness ratings in your search results. These are denoted as 'Old'.

    • H1 - Requires heated glass
    • H2 - Requires unheated glass
    • H3 - Hardy outside in some regions of the UK
    • H4 - Hardy throughout the UK
    • H1 + H3 - Requires heated glass but may be grown outside in summer

    For full details of the hardiness ratings see

    see more

    H7

Colour

Sunlight

  • Partial Shade

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

  • Exposure Sheltered

Soil

  • Chalk

    Clay

  • Chalk

    Loam

  • Chalk

    Chalk

  • MoistureMoist but well-drained, Poorly-drained

  • SoilClay, Loam, Chalk

  • pHAlkaline, Neutral

Size

  • Ultimate height

    0.5-1 metres

  • Ultimate spread

    0.5-1 metres

  • Time to ultimate height

    2-5 years

How to grow

Cultivation Grow in moist, fertile, humus-rich soil, preferably neutral or slightly alkaline; site in partial shade although will tolerate sun if the soil is moist

Propagation Propagate by division in early spring or after the leaves have died down. Propagate by root cuttings in winter.

Suggested planting locations and garden types Flower borders and beds Cut Flowers Underplanting of Roses and Shrubs Cottage & Informal Garden

How to care

Pruning No pruning required

Pests Generally pest free

Diseases Generally disease free

Advertise here