• 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

Hydrangea macrophylla 'Lady in Red' (L)

hydrangea 'Lady in Red'

  • Other common names hydrangea 'Lady in Red'

  • Family Hydrangeaceae

  • Genus Hydrangea can be deciduous or evergreen shrubs, or self-clinging climbers, with flowers in clusters usually comprising both small fertile and more showy sterile flowers; often good autumn colour

  • Horticultural Group Lace cap hydrangeas are compact deciduous shrubs with broadly ovate leaves and flat or gently domed clusters of small fertile flowers, with showy sterile flowers around the margin

  • Details 'Lady in Red' is a rounded, deciduous shrub with toothed dark green leaves. In mid and late summer it bears large, flattened flowerheads of rosy-red sterile flowers surrounding pinkish-green fertile flowers

Characteristics

  • Foliage Deciduous

  • Habit Bushy

  • Toxicity May cause mild stomach upset if ingested, contact with foliage may aggravate skin allergies

  • 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

  • Full Sun

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

  • Exposure Sheltered

Soil

  • Clay

    Clay

  • Loam

    Loam

  • MoistureMoist but well-drained

  • SoilClay, Loam

  • pHAcid, Alkaline, Neutral

Size

  • Ultimate height 1-1.5 metres

  • Ultimate spread 1-1.5 metres

  • Time to ultimate height 5-10 years

How to grow

Cultivation Grow in moisture-retentive, fertile, humus-rich, well-drained soil in sun or partial shade with shelter from cold drying winds

Propagation Propagate by softwood cuttings in early summer or propagate by hardwood cuttings in winter

Suggested planting locations and garden types Hedging & Screens Coastal City & Courtyard Gardens Cottage & Informal Garden Patio & Container Plants

How to care

Pruning Pruning group 4

Pests May be affected by aphids, capsid bug, glasshouse red spider mite, vine weevil and hydrangea scale

Diseases Susceptible to grey moulds, powdery mildews, a leaf spot or honey fungus

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