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Magnolia × soulangeana

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© RHS

Characteristics

Plant type

Tree or Shrub

Habit

Bushy

Resilience

Hardiness

old H4 (hardy)

Colour

Flower

Pink, Purple and White in Spring

Foliage

Green in Autumn, Spring and Summer

Size

Ultimate height

4-8 metres

Ultimate spread

4-8 metres

Time to ultimate height

20-50 years


Preferred common name

saucer magnolia

Family

Magnoliaceae


Magnolia can be deciduous or evergreen trees or shrubs, with large, showy, often fragrant flowers, often opening before the leaves, and sometimes followed by colourful cone-like fruit

M. x soulangeana is a spreading deciduous tree or large shrub to 6m tall, with obovate leaves to 20cm long, and white, pink or purple, goblet-shaped flowers up to 25cm across in spring

Other common names

  • Chinese magnolia

How to grow

Sunlight

  • Full sun
  • Part shade

Aspect

  • South-facing, North-facing, West-facing or East-facing
  • Sheltered

Cultivation

Grow in moist but well-drained neutral to acid soil in full sun or part shade with shelter from cold winds. Late frosts may damage flower buds. Further magnolia cultivation advice

Soil

  • Moist but well-drained
  • Acid or Neutral
  • Clay or Loam

Propagation

Propagate by seed in autumn and spring, by softwood cuttings from late spring to early summer or semi-ripe cuttings from late summer to autumn

Suggested planting locations and garden types

City/Courtyard Gardens, Cottage/Informal Garden or Flower borders and beds


How to care

Pruning

Magnolia pruning should be carried out in midsummer when in full leaf

Pests

May be damaged by scale insects, capsid bugs and horse chestnut scale

Diseases

May be affected by coral spot, grey mould, honey fungus, a virus, fungal leaf spot or iron deficiency and lime-induced chlorosis