• 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

Echium candicans

pride of Madeira

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
pride of Madeira

© � RHS

  • Other common names pride of Madeira

  • Genus Echium can be annuals, biennials, evergreen perennials or shrubs, with simple, coarsely hairy leaves and funnel-shaped flowers borne in panicles or dense spikes in summer

  • Family Boraginaceae / Boraginaceae

  • Details E. candicans is a bushy biennial sub-shrub with grey-hairy lance-shaped leaves and dense terminal spike-like panicles of white, pale or deep blue flowers in spring and summer

  • Plant range Madeira

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)
    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

    H1c

Colour

Sunlight

  • Full Sun

  • Aspect South-facing or West-facing

  • Exposure Sheltered

Soil

  • Chalk

    Sand

  • Chalk

    Clay

  • Chalk

    Chalk

  • Chalk

    Loam

  • MoistureWell-drained

  • SoilSand, Clay, Chalk, Loam

  • pHAlkaline, Neutral

Size

  • Ultimate height

    1.5-2.5 metres

  • Ultimate spread

    1.5-2.5 metres

  • Time to ultimate height

    1-2 years

How to grow

Cultivation Under glass, grow in a loam-based potting compost (John Innes Number 3) in full light. Water freely when in growth, sparingly in winter. Outdoors, grow in moderately fertile, well-drained soil in full sun. Protect from winter frost in situ with horticultural fleece

Propagation Propagate by seed at 13-16�C (55-61�F) in summer, overwintering seedlings at 5-7�C (41-45�F)

Suggested planting locations and garden types Flower borders and beds Wall-side Borders City & Courtyard Gardens Coastal Cottage & Informal Garden

How to care

Pruning No pruning required

Pests Outdoors slugs may be a problem; indoors glasshouse whitefly and glasshouse red spider mite can be troublesome. vine weevils may also be found

Diseases Generally disease free

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