• 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

Meconopsis (Fertile Blue Group) 'Lingholm'

Himalayan blue poppy 'Lingholm'

  • Other common names Himalayan blue poppy 'Lingholm'

  • Synonyms Meconopsis (Fertile Blue Group) 'Blue Ice'
    Meconopsis betonicifolia 'Lingholm'

    Meconopsis × sheldonii 'Blue Ice'
    Meconopsis × sheldonii 'Corrennie'
    Meconopsis × sheldonii 'Lingholm'
    Meconopsis 'Correnie'

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  • Family Papaveraceae

  • Genus Meconopsis can be annuals, biennials, evergreen or herbaceous perennials, often monocarpic, with rosettes of hairy leaves and bowl-shaped flowers that may be solitary on a leafless stem, or in racemes or panicles on a leafy stem

  • Details 'Lingholm' is a short-lived perennial developing from a rosette of leaves and producing bright blue poppy flowers on stems up to 1m tall. Young leaves, stems, buds and seed capsules are clothed in long, golden hairs

Characteristics

  • Foliage Deciduous

  • Habit Clump-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)

    H5

Colour

Sunlight

  • Partial Shade

  • Aspect East-facing or West-facing

  • Exposure Sheltered

Soil

  • Clay

    Clay

  • Loam

    Loam

  • MoistureMoist but well-drained

  • SoilClay, Loam

  • pHAcid, Neutral

Size

  • Ultimate height 0.5-1 metres

  • Ultimate spread 0.1-0.5 metres

  • Time to ultimate height 2-5 years

How to grow

Cultivation Thrives in areas with cool, damp summers. The soil needs to be neutral to slightly acidic, moist but well-drained and enriched with leaf mould or humus. The site should be partially shaded with shelter from cold, dry winds

Propagation Propagate by seed or by division after flowering but can be short-lived

Suggested planting locations and garden types Underplanting of Roses and Shrubs Flower borders and beds Cottage & Informal Garden

How to care

Pruning Cut down to the base in late autumn

Pests May be attacked by slugs and snails

Diseases May be affected by a downy mildew

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