Cyrtostachys renda (Red Sealing Wax Palm)
- TropPlant Accession Number (TPAN): 0051
- Botanical Name: Cyrtostachys renda
- Common Name: Red Sealing Wax Palm, Lipstick Palm, Rajah Palm, Mark Dang (Thai Name), Pinang Rajah (Malay Name)
- Cultivar: N/A
- Family: Arecaceae
Cyrtostachys renda in front of Hawaii Hall at the University of Hawaii Manoa
Photo by Matthew Gaston
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- Native To: Southern Thailand, Malaysia, Sumatra, and Borneo
Landscaping Information
- Plant Type: Palm
- Texture: Dense
- Form: Upright-Narrow
- Height (on average, in landscape use): 10'- 45' (usually seen on the smaller end because if its slow growing rate)
- Height to Spread Ratio: 3:1
- Growth Rate: Slow
- Landscape Values: Accent, Background, Border, Color, Edging, Facer, Filler, Foundation, Framing, Mass, Patio, Quick Effect, Screen, Sculptural Form, Space Division, Specimen
- Outstanding Quality: Foliage Color, Form/Silhouette, Foliage Characters, Bark
Cyrtostachys renda near drainage of a shade house
Photo by Matthew Gaston
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Botanical Descriptions
- Flowers: Inconspicuous, tiny white flowers on an inflorescence spike.
- Fruits: Small Ovoid, 0.25"-0.5" diameter, green to blackish blue when ripe.
- Foliage Color: Young/immature: Light Green. Mature: Bright Medium Green to Dark Green with Red.
- Leaflet Tip: Acute
- Leaflet Base: Acute
- Petiole: 5"-6" long, vibrant red
- Stipules: N/A
- Leaflet Margins: Smooth
- Leaf Arrangement: Alternate
- Leaflet Shape: Linear
- Leaf Type: Pinnate Frond with up to 50 leaflets
- Leaf Texture: smooth, glabrous, slightly waxy
- Leaf Special Notes: Astonishing red colored leaf base, petiole, and mid-rib.
Cyrtostachys renda
Photo by Matthew Gaston
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Cyrtostachys renda
Photo by Matthew Gaston
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- Bark and Trunk: Prominent internodes green to brownish-gray as it matures. As a clumping palm, the arrangement of mature stems often reminds one of bamboo. White to Beige nodes.
Horticultural Information
- Light Preference: Shade to Full Sun
- Soil Preferences: Loam, Sand, Organic, Moist, Well-Drained.
- Tolerances: . Submerged Roots, Humidity, Regular Watering,
- Water Requirements: Naturally grows in peat -moss wetlands, so it is accustomed to being submerged. requires moist, loamy, sandy, organic, humid, well drained conditions. Cannot survive drought.
- Additional Notes: Grows very slowly, difficult to propagate rendering it a high value plant.
- Propagation: Seeds, Division
- Minimum USDA Hardiness Zone: 11a
- Weed Risk Assessment Score (WRA): 1, Evaluate