Cambodian Spiral Flower (Spirolobium cambodianum)

Photo: Muhammad HEEMBOOCC BY 4.0via iNaturalistresized / cropped

Cambodian Spiral Flower Plant Care

Spirolobium cambodianum Baill.

Updated · Sources · How we source care data

With its delicate, fern-like leaves and vibrant purple flowers, this plant originates from the tropical forests of Cambodia. Plant collectors are drawn to Spirolobium cambodianum for its unique foliage and stunning blooms, making it a coveted addition to any botanical collection.

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Water

Every 7–10 days

Light

Bright indirect light

Temp

65–85°F

Humidity

60–80%

At a glance

How do you care for Cambodian Spiral Flower?

Water Cambodian Spiral Flower every 7–10 days, letting the top layer of soil dry out between waterings, and give it bright indirect light. It prefers temperatures of 65–85°F (18–29°C) and 60–80% humidity. Fertilize it every 2 months during the growing season. It is reported as toxic to pets, so keep it out of reach of pets.

Where Is the Cambodian Spiral Flower Native To?

Native range11 countries

What Is the Cambodian Spiral Flower?

Cambodian Spiral Flower (Spirolobium cambodianum) belongs to the Apocynaceae family within the Spirolobium genus. Cambodian Spiral Flower is native to Southeast Asia. Cambodian Spiral Flower is also known as Cambodian Spiral Vine.

Cambodian Spiral Flower displays a vining, trailing growth habit, reaching up to 6 ft tall with a spread of approximately 3 ft. Cambodian Spiral Flower produces small, star-shaped flowers in clusters.

Leaf size: approximately 4 inches.

How Often Should You Water a Cambodian Spiral Flower?

Spirolobium cambodianum requires watering every 7–10 days. Allow the top layer of soil to dry between waterings to prevent root rot. Reduce watering frequency during winter when growth slows.

Watering Frequency

Every 7–10 days

Let soil partially dry between waterings

What Light Does the Cambodian Spiral Flower Need?

Cambodian Spiral Flower thrives in bright indirect light. Avoid placing Cambodian Spiral Flower in direct, harsh sunlight for extended periods, as this can scorch the foliage.

Light Requirement

Bright indirect light

What Temperature and Humidity Does the Cambodian Spiral Flower Prefer?

Spirolobium cambodianum grows best at temperatures of 65–85°F. Cambodian Spiral Flower prefers humidity levels of 60–80%. A pebble tray or humidifier helps maintain adequate moisture around the plant.

Temperature

65–85°F

Humidity

60–80%

What Soil Mix Works Best for a Cambodian Spiral Flower?

Well-draining, slightly acidic soil mix with added perlite for drainage. Good drainage is essential for Cambodian Spiral Flower to prevent waterlogging, which leads to root rot and fungal issues.

How Often Should You Fertilize a Cambodian Spiral Flower?

Feed Cambodian Spiral Flower every 2 months during the growing season (spring and summer) with a balanced fertilizer diluted to the strength on the label.

Pause feeding in autumn and winter, when growth slows, and never fertilize dry soil — water first.

Fertilizing

Every 2 months

During the growing season

The PlantoScan app can remind you when to water and when to fertilize each plant.

How Do You Repot a Cambodian Spiral Flower?

Repot annually in spring to refresh soil and provide space for growth. Choose a pot one size larger than the current container, and ensure it has drainage holes to allow excess water to escape.

How Do You Propagate a Cambodian Spiral Flower?

Cambodian Spiral Flower can be propagated through seeds, stem cuttings.

Is the Cambodian Spiral Flower Toxic to Pets and Children?

Toxic (caution)

Reported as toxic in our plant data. Not verified by the ASPCA.

Mildly toxic to humans and pets

This is a general caution, not veterinary or medical advice. If your pet ate a plant, contact your vet or animal poison control.

See all plants toxic to cats and plants toxic to dogs.

What Pests and Diseases Affect the Cambodian Spiral Flower?

Cambodian Spiral Flower is susceptible to spider mites, mealybugs, aphids. Inspect the foliage regularly, especially along leaf undersides and stems. Treat infestations promptly with insecticidal soap or neem oil to prevent spread.

Yellow leaves, brown tips or drooping? See common plant problems and how to fix them.

What USDA Hardiness Zone Does the Cambodian Spiral Flower Need?

Cambodian Spiral Flower grows outdoors in USDA Zone 11a – 12b. It survives winters down to planting zone 11a. Cambodian Spiral Flower is native to Southeast Asia. In cooler regions, grow Cambodian Spiral Flower as a houseplant or bring it indoors before the first frost.

Hardiness Zone

Zone 11a – 12b

Keep exploring plants

Cambodian Spiral Flower is one of many species covered in the complete plant care and identification guide, which groups plants by genus, attribute, and popularity.

It belongs to the Spirolobium genus (family Apocynaceae) — search all Spirolobium species in the plant lookup.

Cambodian Spiral Flower thrives in bright light and direct sun — see other bright-light plants.

Related Plant Care Guides

Closely related plants with similar care requirements:

Sources

  • Scientific name & taxonomy: Spirolobium cambodianum Baill., family Apocynaceae (first published in Bull. Mens. Soc. Linn. Paris 1: 774 (1889)) — World Flora Online record, IPNI name record.
  • Pet toxicity: Cambodian Spiral Flower is reported as toxic to pets in our plant data (not verified by the ASPCA), so treat it with caution. Checked against the ASPCA plant list; any other toxicity note on this page comes from PlantoScan's plant database.
  • Photo: Muhammad HEEMBOO, CC BY 4.0, iNaturalist — original.
  • Hardiness zone: USDA Zone 11a – 12b, estimated from the plant's typical growing conditions.
  • Care values(watering, light, temperature, humidity, soil, fertilizing): PlantoScan's plant database, filtered by automatic plausibility checks — values that fail them are hidden. How we source and check plant data.

Spotted a mistake? Email info@upvision.media with the page link — we check and correct reported errors.

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