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Nerium oleander 'Pink'
Family Name: | Apocynaceae |
Common Name: | Oleander |
The pink Oleander is an evergreen shrub with leathery and pointy leaves arranged in pairs or whorls of 3 along the stem. This tropical shrub produces showy clusters of pink 5-petalled flowers at the end of branches and are sweetly scented.
Name
Classifications and Characteristics
Plant Division | Angiosperms (Flowering Seed Plants) (Dicotyledon) |
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Plant Growth Form | Shrub |
Lifespan (in Singapore) | Perennial |
Mode of Nutrition | Autotrophic |
Plant Shape | Shrubby |
Maximum Height | 6 m |
Biogeography
Native Habitat | Terrestrial (Disturbed Area / Open Ground) |
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Preferred Climate Zone | Tropical |
Local Conservation Status | Non-native (Horticultural / Cultivated Only) |
Description and Ethnobotany
Growth Form | A large woody shrub growing up to 6 m tall but usually about 1.5 - 3 m. |
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Foliage | Leaves glossy and thick, with prominent midrib. Leaves lanceolate-shaped, arranged in pairs or whorls of 3 along the woody stem. |
Flowers | Flowers fragrant, bright pink and showy, single-petalled, 5 petals, arranged in clusters on the end of each branch. |
Fruit | Fruits small narrow capsules, pod-like, split when dry to release fluffy seeds. Seeds dispersed by wind. |
Cultivation | Cultivated along roadsides and in parks in Singapore. Able to grow in both dry and wet conditions. |
Etymology | Genus name Nerium derived from Greek 'nerion' meaning moist, as plant likes moist soils. Species epithet oleander refers to leaves which resemble olive leaves. |
Landscaping Features
Landscaping | Ornamental flowers and leaves giving the tropical look, suitable for parks and gardens. |
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Desirable Plant Features | Ornamental Flowers, Fragrant |
Landscape Uses | General, Parks & Gardens |
Thematic Landscaping | Fragrant / Aromatherapy Garden |
Usage Hazard - Cons | Toxic Upon Ingestion |
Usage Hazard - Cons Remarks | Cut surfaces produce white to cream-coloured latex containing toxins called glycosides. All parts are poisonous, even when dried. Ingestion can cause adverse gastrointestinal and cardiac effects. Avoid planting at areas within reach of children. |
Fauna, Pollination and Dispersal
Fauna Pollination Dispersal Associated Fauna | Butterfly Host Plant |
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Seed or Spore Dispersal | Abiotic |
Plant Care and Propagation
Light Preference | Full Sun |
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Water Preference | Moderate Water |
Plant Growth Rate | Fast to Moderate |
Rootzone Tolerance | Drought Tolerant, Poor Infertile Soils, Well-Drained Soils |
Maintenance Requirements | Low |
Propagation Method | Seed, Stem Cutting |
Foliar
Foliage Retention | Evergreen |
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Mature Foliage Colour(s) | Green |
Mature Foliage Texture(s) | Leathery |
Prominent Young Flush Colour(s) | Green |
Young Flush Texture(s) | Leathery |
Foliar Type | Simple / Unifoliate |
Foliar Arrangement Along Stem | Whorled |
Foliar Attachment to Stem | Petiolate |
Foliar Shape(s) | Non-Palm Foliage (Lanceolate) |
Foliar Venation | Palmate |
Foliar Margin | Entire |
Foliar Apex - Tip | Acute |
Foliar Base | Cuneate |
Leaf Area Index (LAI) for Green Plot Ratio | 4.5 (Shrub & Groundcover - Dicot) |
Non - Foliar and Storage
Stem Type & Modification | Woody |
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Root Type | Underground |
Floral (Angiosperm)
Flower Colour(s) | Pink |
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Flower Texture(s) | Smooth |
Flower Grouping | Cluster / Inflorescence |
Flower Location | Terminal |
Flower Symmetry | Radial |
Individual Flower Shape | Tubular |
Flowering Period | Free-Flowering |
Flowering Habit | Polycarpic |
Fruit, Seed and Spore
Mature Fruit Colour(s) | Green, Brown |
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Mature Fruit Texture(s) | Smooth |
Fruit Classification | Simple Fruit |
Fruit Type |
Image Repository
Others
Master ID | 973 |
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Species ID | 2267 |
Flora Disclaimer | The information in this website has been compiled from reliable sources, such as reference works on medicinal plants. It is not a substitute for medical advice or treatment and NParks does not purport to provide any medical advice. Readers should always consult his/her physician before using or consuming a plant for medicinal purposes. |