• 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

Bulbine frutescens

stalked bulbine

stalked bulbine

© RHS

  • Other common names stalked bulbine
    rankkopieva

  • Synonyms Bulbine caulescens

  • Family Asphodelaceae

  • Genus Bulbine are clump-forming, mostly evergreen perennials or shrubs, sometimes rather succulent, with narrow leaves and starry orange, yellow or white flowers in terminal racemes

  • Details B. frutescens is a rhizomatous perennial forming wide-spreading dense clumps of linear, fleshy green leaves to 45cm high. Flowers are orange or yellow, borne in long racemes above the leaves, flowering throughout the year in suitable conditions

  • Plant range S Africa

Characteristics

  • Foliage Evergreen

  • Habit Bushy

  • 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)

    H3

Colour

Sunlight

  • Full Sun

  • Aspect South-facing

  • Exposure Sheltered

Soil

  • Loam

    Loam

  • MoistureWell-drained

  • SoilLoam

  • pHNeutral, Alkaline

Size

  • Ultimate height 0.1-0.5 metres

  • Ultimate spread 1-1.5 metres

  • Time to ultimate height 2-5 years

How to grow

Cultivation Under glass, grow in John Innes No 2 compost with additional sharp sand, in full light with good ventilation. Water freely when in growth and keep dry in winter. Outdoors, in summer, grow in well-drained sandy loam in full sun

Propagation Propagate by seed at 13-18°C (55-64°F) in early spring. Can also be propagated by stem cuttings in summer (see semi-ripe cuttings)

Suggested planting locations and garden types Ground Cover City & Courtyard Gardens Coastal Cottage & Informal Garden

How to care

Pruning None required

Pests Generally trouble free

Diseases Generally trouble free

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