Calamus palm Plant Care
Calamus javensis Blume
Updated · Sources · How we source care data
Calamus javensis is a vine in the family Arecaceae. It is native to the East Indies.
Every 7–14 days
Bright indirect light
65–85°F
50–70%
At a glance
How do you care for Calamus palm?
Water Calamus palm every 7–14 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 50–70% humidity. Fertilize it every 6 months during the growing season.
What Is the Calamus palm?
Calamus palm (Calamus javensis) belongs to the Arecaceae family within the Calamus genus. Calamus palm is native to the East Indies. Calamus palm is also known as Rattan palm.
Calamus palm displays a tall climbing vine growth habit, reaching up to 10 ft tall with a spread of approximately 3 ft. Calamus palm produces small inconspicuous flowers on a large inflorescence.
Leaf size: approximately 18 inches.
How Often Should You Water a Calamus palm?
Calamus javensis requires watering every 7–14 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 7–14 days
Let soil partially dry between waterings
What Light Does the Calamus palm Need?
Calamus palm thrives in bright indirect light. Avoid placing Calamus palm in direct, harsh sunlight for extended periods, as this can scorch the foliage.
Light Requirement
Bright indirect light
What Temperature and Humidity Does the Calamus palm Prefer?
Calamus javensis grows best at temperatures of 65–85°F. Calamus palm prefers humidity levels of 50–70%. A pebble tray or humidifier helps maintain adequate moisture around the plant.
Temperature
65–85°F
Humidity
50–70%
What Soil Mix Works Best for a Calamus palm?
Rich, well-draining soil with added organic matter like compost or peat moss. Good drainage is essential for Calamus palm to prevent waterlogging, which leads to root rot and fungal issues.
How Often Should You Fertilize a Calamus palm?
Feed Calamus palm every 6 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 6 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 Calamus palm?
Repot every 2-3 years in spring. 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 Calamus palm?
Calamus palm can be propagated through seeds, division of offsets. Similar propagation techniques also apply to rattan plant care, which shares the same genus.
Is the Calamus palm Toxic to Pets and Children?
Pet safety not verified
The ASPCA does not list Calamus palm, so we can't confirm whether it is safe for cats and dogs. Keep pets from chewing it as a precaution.
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 Calamus palm?
Calamus palm is susceptible to spider mites, mealybugs, scale insects. 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 Calamus palm Need?
Calamus palm grows outdoors in USDA Zone 13b. It survives winters down to planting zone 13b. Calamus palm is native to the East Indies. In cooler regions, grow Calamus palm as a houseplant or bring it indoors before the first frost.
Hardiness Zone
Zone 13b
Keep exploring plants
Calamus palm 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 Calamus genus — compare its care with other Calamus species on PlantoScan.
Calamus is part of the Arecaceae plant family — browse all Arecaceae genera and species.
Calamus palm thrives in bright light and direct sun — see other bright-light plants.
More Calamus Species
Other Calamus species in PlantoScan's care catalogue share similar watering, light, and soil preferences:
Sources
- Scientific name & taxonomy: Calamus javensis Blume, family Arecaceae (first published in Rumphia 3: 62 (1847)) — World Flora Online record, IPNI name record.
- Pet toxicity: Pet safety not verified: the ASPCA does not list Calamus palm, so we can't confirm whether it is safe for cats and dogs. Checked against the ASPCA plant list; any other toxicity note on this page comes from PlantoScan's plant database.
- Hardiness zone: USDA Zone 13b, calculated from the plant's minimum temperature.
- 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.
Identify Plants Like the
Calamus palm Instantly
Scan any plant with your phone camera and get instant ID, care tips, water and fertilizer reminders, and health checks — all in one app.
Free
to download
iOS & Android
platforms
Light & dark
mode
100,000+
species