• 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

Ajuga reptans 'Atropurpurea'

dark purple bugle

  • Other common names dark purple bugle

  • Synonyms Ajuga reptans 'Purpurea'

  • Family Lamiaceae

  • Genus Ajuga are mostly spreading, rhizomatous perennials with attractive evergreen foliage, rarely annuals, with whorled two-lipped flowers forming short spikes

  • Details 'Atropurpurea' is a vigorous perennial forming a dense mat of deep bronze-purple, ovate leaves and short erect spikes to 15cm tall, of deep blue flowers in late spring and early summer

Characteristics

  • Foliage Evergreen

  • Habit Mat forming

  • 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)

    H7

Colour

Sunlight

  • Full Sun

  • Full Shade

  • Partial Shade

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

  • Exposure Exposed or Sheltered

Soil

  • Clay

    Clay

  • Loam

    Loam

  • Chalk

    Chalk

  • Sand

    Sand

  • MoistureMoist but well-drained

  • SoilClay, Loam, Chalk, Sand

  • pHAcid, Alkaline, Neutral

Size

  • Ultimate height 0.1-0.5 metres

  • Ultimate spread 0.5-1 metres

  • Time to ultimate height 2-5 years

How to grow

Cultivation The ideal plant for growing under trees in moist conditions. A partly shaded position with some sun is needed to bring out the purple leaf colour. Although it will grow in shade, foliage will be greener

Propagation Propagate by division. It is easy to remove rooted plantlets in spring or early autumn

Suggested planting locations and garden types Banks and Slopes Flower borders and beds Ground Cover Low Maintenance Underplanting of Roses and Shrubs City & Courtyard Gardens Cottage & Informal Garden

How to care

Pruning None required

Pests Usually trouble free

Diseases Powdery mildew can be a problem

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