• 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

Ceropegia linearis subsp. woodii

hearts on a string

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
  • Other common names hearts on a string
    hearts entangled

    heart vine
    rosary plant
    rosary vine
    string of hearts
    sweetheart vine

    see more
  • Family Apocynaceae

  • Genus Ceropegia can be evergreen or semi-evergreen, erect, climbing to trailing, usually succulent, perennials with opposite leaves and curioously shaped flowers in summer, sometimes followed by cylindrical fruits containing silky tufted seeds

  • Details C. linearis subsp. woodii is an evergreen tuberous perennial with long trailing stems to 1m or more, bearing small, heart-shaped, grey-patterned leaves purple beneath, and lantern-shaped pink and purple tubular flowers 2cm long

  • Plant range Zimbabwe to S Africa

Characteristics

  • Foliage Evergreen

  • Habit Trailing

  • 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)

    H1C

Colour

Sunlight

  • Partial Shade

  • Aspect West-facing or East-facing

  • Exposure Sheltered

Soil

  • Sand

    Sand

  • Loam

    Loam

  • MoistureWell-drained

  • SoilSand, Loam

  • pHAcid, Neutral

Size

  • Ultimate height Up to 10 cm

  • Ultimate spread 0.5-1 metres

  • Time to ultimate height 2-5 years

How to grow

Cultivation Grow in cactus compost. Water moderately when in growth and apply a low nitrogen liquid fertiliser 2 or 3 times. Keep plants dry at other times

Propagation Propagate by seed at 19-24°C (66-75°F) in early spring or propagate from stem bulbils. Alternatively take stem cuttings, 10-15cm (4-6in) long in early summer, root in a cactus compost at 22-25°C (72-77°F), and keep moist

Suggested planting locations and garden types Patio & Container Plants

How to care

Pruning No regular pruning necessary

Pests Vulnerable to mealybugs, aphids and scale insects

Diseases Vulnerable to basal rot if too wet in winter

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