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Hoya coronaria


Family Name
Genus Epithet
Species Epithet
Name Authority

Classifications and Characteristics

Plant Growth Form Climber, Vine & Liana
Lifespan (in Singapore) Perennial


Native Distribution Singapore, Malaysia, Borneo, Indonesia, Thailand
Native Habitat Terrestrial
Preferred Climate Zone Tropical
Local Conservation Status Native to Singapore (Critically Endangered (CR))

Description and Ethnobotany

Growth Form Robust sprawling climber often forming a dense cover over branches or the substrate to which it is attached
Foliage Leaves elliptical with revolute margins, pubescent below.
Flowers Flowers 2-3.5cm across; corolla lobes white, cream, pale yellow or light - dark purple; occasionally white or cream with purple spots.  Corona for purple flowered form white or cream, tinged with purple towards the center; otherwise white - pale yellow for other flower color forms.
Habitat On limestone hills and cliffs, quartz ridges, mangroves and occasionally along rivers.
Cultivation Like most Hoyas classified under the section Eriostemma, this species is also a shy bloomer and may need to reach a considerable size or spread before it starts blooming.

Landscaping Features

Desirable Plant Features Ornamental Flowers, Ornamental Foliage, Fragrant (Flowers) (Night)
Plant & Rootzone Preference - Tolerance Dry Soils / Drought, Well-Drained Soils, Fertile Loamy Soils, Easy to Grow
Landscape Uses Parks & Gardens, Small Gardens, Coastal, Beachfront / Shoreline, Container Planting, Hanging Basket
Usage Hazard - Cons Toxic Upon Ingestion
Usage Hazard - Cons Remarks Avoid contact with milky/ white sap as it may cause skin irritation in certain individuals. Keep plants away from children and pets as sap could be toxic.
Plant & Rootzone Preference or Tolerance Remarks Tolerant of salt spray

Fauna, Pollination and Dispersal

Pollination Method(s) Biotic (Fauna)

Plant Care and Propagation

Light Preference Full Sun, Semi-Shade
Water Preference Moderate Water, Occasional Misting
Plant Growth Rate Fast
Pest(s) Sucking Insects
Propagation Method Seed, Stem Cutting

Floral (Angiosperm)

Flower Colour(s) Cream / Off-White, Purple, White, Yellow / Golden, Patterned
Flower Texture(s) Waxy, Thick / Fleshy
Flower Grouping Cluster / Inflorescence
Flowering Period Rarely
Flower Lifespan on Plant Several Days

Image Repository



Master ID 31038
Species ID 5425
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: 03 August 2022.