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Magnolia 'David Clulow' AGM

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© RHS 1999

Characteristics

Plant type

Tree or Shrub

Habit

Bushy

Resilience

Hardiness

H5 (hardy - cold winter)

Colour

Flower

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

10-20 years


Preferred common name

magnolia 'David Clulow'

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

'David Clulow' is a deciduous tree or large shrub to 6m tall, with large, simple, ovate or elliptic leaves and white cup-shaped flowers to 20cm wide in late spring, the broad tepals flushed with pale pink at the base

How to grow

Sunlight

  • Full sun
  • Part shade

Aspect

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

Cultivation

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

Soil

  • Well-drained
  • Acid or Neutral
  • Sand, Clay or Loam

Propagation

Propagate by softwood or greenwood cuttings in early summer or semi-hardwood cuttings in late summer to early winter

Suggested planting locations and garden types

City/Courtyard Gardens, Cottage/Informal Garden, Flower borders and beds or Wall-side Borders


How to care

Pruning

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

Pests

May be damaged by horse chestnut scale, capsid bug and snails

Diseases

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