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Nerium oleander white-flowered

oleander white-flowered

An evergreen, erect to spreading shrub to 4m, with lance-shaped, grey-green leaves to 20cm long. From late spring to autumn it produces open, branched clusters of white, 5-petalled flowers to 5cm across

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Size
Ultimate height
2.5–4 metres
Time to ultimate height
10–20 years
Ultimate spread
1.5–2.5 metres
Growing conditions
Chalk
Clay
Loam
Sand
Moisture
Moist but well–drained, Well–drained
pH
Acid, Alkaline, Neutral
Colour & scent
StemFlowerFoliageFruit
Spring White Green
Summer White Green
Autumn White Green
Winter Green
Position
  • Full sun
Aspect

South–facing or West–facing

Exposure
Sheltered
Drought resistance
Yes
Hardiness
H3
Botanical details
Family
Apocynaceae
Native to the UK
No
Foliage
Evergreen
Habit
Bushy
Potentially harmful
TOXIC if eaten, smoke from burning is harmful. Wear gloves and other protective equipment when handling
Genus

Nerium are evergreen shrubs with linear or narrowly oblong leaves and terminal clusters of salver- or funnel-shaped flowers, followed by long, bean-like seed-pods

Name status

Correct

How to grow

Cultivation

Outdoors, grow in fertile, moist but well-drained soil in full sun. Where winters are not reliably mild, grow under glass in loam-based potting compost in full light; ventilate well. During growth, water moderately and apply a balanced liquid feed monthly. Water sparingly in winter

Propagation

Propagate by semi-ripe cuttings in summer; sow seed at 16°C in spring

Suggested planting locations and garden types
  • City and courtyard gardens
  • Coastal
  • Cottage and informal garden
  • Mediterranean climate plants
  • Patio and container plants
  • Low Maintenance
  • Conservatory and greenhouse
  • Flower borders and beds
  • Wall side borders
Pruning

See pruning group 9

Pests

May be susceptible to scale insects, mealybugs and glasshouse red spider mite under glass

Diseases

May be susceptible to honey fungus (rarely)

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