• 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

Rhodochiton atrosanguineus

purple bell vine

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
purple bell vine

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  • Other common names purple bell vine
    purple bellerine

    purple bells

    see more
  • Synonyms Rhodochiton atrosanguineum
    Rhodochiton volubilis

  • Family Plantaginaceae

  • Genus Rhodochiton are deciduous perennial climbers with twining stems bearing simple, heart-shaped leaves, and solitary, pendent, tubular flowers with large calyces

  • Details R. atrosanguineus is an herbaceous climber to 3m in height, bearing heart-shaped leaves with twining leaf-stalks; pendulous tubular deep maroon flowers 4cm in length have large, bowl-shaped rose-red calyces

  • Plant range Mexico

Characteristics

  • Foliage Deciduous

  • Habit Climbing

  • 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)

    H2

Colour

Sunlight

  • Full Sun

  • Aspect South-facing or West-facing or East-facing

  • Exposure Sheltered

Soil

  • Chalk

    Loam

  • Chalk

    Chalk

  • Chalk

    Sand

  • MoistureMoist but well-drained

  • SoilLoam, Chalk, Sand

  • pHAcid, Alkaline, Neutral

Size

  • Ultimate height 1.5-2.5 metres

  • Ultimate spread 0.1-0.5 metres

  • Time to ultimate height 1-2 years

How to grow

Cultivation Grow under glass in a loam-based compost in full light with protection from hot sun. During growth water freely and apply a balanced liquid fertiliser monthly but keep just moist in winter. Pot on in spring. Can be grown outdoors in fertile, humus-rich, moist but well-drained soil in a frost-free area. In frost prone areas can be grown outdoors as an annual

Propagation Propagate by seed sown at 15-18° C when ripe or in spring

Suggested planting locations and garden types Wall-side Borders City & Courtyard Gardens Patio & Container Plants

How to care

Pruning Plants grown under glass may need restrictive pruning in late winter

Pests May be attacked by glasshouse whitefly and glasshouse red spider mite

Diseases Generally disease free

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