Not the plant you're looking for? Search over 300,000 plants
Back to search results
ShrubsConservatory Greenhouse

Nerium oleander red-flowered

oleander red-flowered

A half-hardy evergreen shrub, up to 6m high, with an upright to spreading habit and lance-shaped green leaves to 20cm long. Open clusters of red flowers are produced in summer

Join the RHS

Become an RHS Member today and save 25% on your first year

Join now
Save to My plants
Buy this plant
Size
Ultimate height
4–8 metres
Time to ultimate height
10–20 years
Ultimate spread
2.5–4 metres
Growing conditions
Chalk
Clay
Loam
Sand
Moisture
Moist but well–drained, Well–drained
pH
Acid, Alkaline, Neutral
Colour & scent
StemFlowerFoliageFruit
Spring Green
Summer Red Green
Autumn 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 TOXIC to pets if eaten - see the HTA guide to potentially harmful plants for further information and useful contact numbers
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

Advertise here

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
  • Cottage and informal garden
  • Mediterranean climate plants
  • Patio and container plants
  • Conservatory and greenhouse
Pruning

See pruning group 9; will tolerate hard pruning if necessary to restrict size

Pests

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

Diseases

May be susceptible to honey fungus (rarely)

Get involved

The Royal Horticultural Society is the UK’s leading gardening charity. We aim to enrich everyone’s life through plants, and make the UK a greener and more beautiful place.