Desmoncus horridus subsp. horridus

Country Of Origin: Brazil

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About Desmoncus horridus subsp. horridus

This is a climbing, clustering rattan palm that grows as a scrambling vine rather than an upright tree, relying on surrounding vegetation for support. Its slender stems emerge from the base in multiple canes and are densely armed with sharp, backward-curving spines that allow the palm to hook onto nearby trees. The pinnate leaves are long and arching, with narrow leaflets and whip-like extensions along the leaf rachis that further aid in climbing. Inflorescences emerge among the leaves and produce small flowers that develop into rounded fruits borne close to the stems. When ripe, the fruits turn bright red, standing out vividly against the green foliage and playing a role in forest wildlife dispersal. This palm is rarely encountered outside its native habitat and is best known for its aggressive armature and unusual growth habit rather than ornamental use. 

Climate Zone 11
Min Temp (F/C) Over 40 F / Over 4 C
Leaf Type Pinnate
Height 50 Ft / 15.2 M
Growth Rate Moderate
Conservation Status
Not Evaluated
Habit Climbing
Soil pH 6.0-6.9 (Near neutral)
Soil Type Loamy

Cultivation Tips

This species is best suited for tropical environments where it can grow in warm, humid conditions year-round. It prefers partial shade to filtered light, especially when young, mimicking the understory conditions of rainforest habitats. Plant in rich, organic soil with excellent drainage and ample space, as this palm spreads by producing multiple climbing stems. Water regularly to keep the soil consistently moist, though avoid stagnant or waterlogged conditions. Due to its heavy spines and climbing nature, this species is rarely cultivated and is best reserved for botanical collections rather than home gardens.

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