• 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

Erysimum 'Bowles's Mauve'

wallflower 'Bowles's Mauve'

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 wallflower 'Bowles's Mauve'

  • Synonyms Erysimum linifolium glaucum
    Erysimum linifolium 'Bowles' Mauve'

  • Genus Erysimum can be annuals, biennials or woody-based perennials with narrow leaves and dense racemes of often fragrant, 4-petalled flowers

  • Family Brassicaceae / Brassicaceae

  • Details 'Bowles's Mauve' is a bushy evergreen perennial to 75cm, with narrow, dark grey-green leaves and erect racemes of rich mauve flowers 2cm in width. Shortlisted for the Chelsea Plant of the Centenary for the decade 1973-1982

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

    H4

Colour

Sunlight

  • Full Sun

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

  • Exposure Exposed or Sheltered

Soil

  • Chalk

    Sand

  • Chalk

    Loam

  • Chalk

    Chalk

  • MoistureWell-drained

  • SoilSand, 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 poor to moderately fertile, well-drained, neutral or, ideally, alkaline soil; full sun is essential

Propagation Propagate by semi-hardwood cuttings in spring or summer

Suggested planting locations and garden types Flower borders and beds Coastal Cottage & Informal Garden Gravel Garden Mediterranean Climate Plants

How to care

Pruning Trim lightly after flowering to prevent plants becoming leggy

Pests Prone to slugs, snails and flea beetles

Diseases May be affected by a downy mildew, club root and bacterial leaf blight

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