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Plumeria obtusa 'Singapore White'

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Plumeria obtusa 'Singapore White'

Family Name: Apocynaceae
Common Name: Frangipani, 鸡蛋花

Plumeria 'Singapore White' is a cultivar which can reach up to 12 m tall. It produces abundant white flowers throughout the year. It is widely cultivated for its ornamental and scented flowers.

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Species Summary

Classifications and Characteristics

Plant Division Angiosperms (Flowering Seed Plants) (Dicotyledon)
Plant Growth Form Tree
Lifespan (in Singapore) Perennial
Mode of Nutrition Autotrophic
Plant Shape Irregular
Maximum Height 12 m

Biogeography

Native Distribution Of horticultural origin
Preferred Climate Zone Tropical
Local Conservation Status Non-native (Horticultural / Cultivated Only)

Description and Ethnobotany

Growth Form It is a tree which can reach up to 12 m tall with an irregular or rounded crown. All plant parts produce white sap when injured.
Foliage The leaves are obovate, green and leathery. They tend to cluster at the end of the branches.
Flowers Flowers are large, white with a small yellow center. This cultivar can produce very large flower clusters and has a strong floral scent.
Cultivation Applying fertilizer with a high phosphate content (eg. NPK of 10-50-10) help to boost the plant growth. The plant also thrive in slightly acidic or neutral soil (pH 6.6 - 7.5) with high organic matter content (eg., compost, manure, leaf mold) and good drainage. Soil with coarse texture, such as sandy soil or sandy loam, is ideal for optimal plant growth. Growing the plant in waterlogged, poorly drained or compacted soil may cause the root to be prone to rot.
Etymology The genus is named after French botanist, Charles Plumier, who contributed significantly to the botanical exploration of the Caribbean and Central America in the late 17th century. The common name, frangipani, is from the name of an Italian nobleman who produced a perfume with similar fragrance to plumeria flowers.
Ethnobotanical Uses Others: In the Pacific islands region, women can discreetly declare their marital status by placing a Plumeria flower on the right ear if they are single or on the left if they are married. In Hawaii, the flowers are very popular and often used in floral leis.

Landscaping Features

Landscaping It is often planted in gardens and parks as a ornamental plant.
Desirable Plant Features Ornamental Flowers, Fragrant (Flowers)
Landscape Uses General, Parks & Gardens, Container Planting, Small Gardens
Thematic Landscaping Fragrant / Aromatherapy Garden
Usage Hazard - Cons Irritant - Sap

Fauna, Pollination and Dispersal

Pollination Method(s) Biotic (Fauna)

Plant Care and Propagation

Light Preference Full Sun
Water Preference Moderate Water
Plant Growth Rate Moderate
Rootzone Tolerance Well-Drained Soils, Fertile Loamy Soils, Drought Tolerant
Propagation Method Stem Cutting
Propagation Method Remarks Many methods of propagation are possible: herbaceous or woody stem cuttings, marcottings or air-layering. To propagate by stem cutting, cut a 15 -24 inch piece from the end of a non-flowering branch. Place the cutting in a dry, dark place for 4 - 7 days until a callus forms over the wound. Then, plant it in moist sand until it roots. This plant rarely produces seeds.

Foliar

Foliage Retention Evergreen
Mature Foliage Colour(s) Green
Foliar Type Simple / Unifoliate
Foliar Attachment to Stem Petiolate
Foliar Venation Pinnate / Net
Foliar Margin Entire
Leaf Area Index (LAI) for Green Plot Ratio 2.5 (Tree - Open Canopy)

Non - Foliar and Storage

Trunk Type (Non Palm) Woody
Root Type Underground

Floral (Angiosperm)

Flower & Plant Sexuality Bisexual Flowers
Flower Colour(s) White
Flower Grouping Cluster / Inflorescence
Flower Location Terminal
Flower Symmetry Radial
Flowering Period Free-Flowering

Image Repository

Images

Others

Master ID 32841
Species ID 7255
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.
Species record last updated on: 10 October 2023.
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