Hoya Clemensiorum Sumatra – Rare Collector’s Hoya
 
The Hoya clemensiorum ‘Sumatra’ is an extraordinary, rare species of Hoya known for its thick, leathery leaves with striking dark green veins and marbled patterns. Native to the island of Sumatra, this Hoya is a slow grower but highly prized for its architectural foliage. Each leaf is uniquely patterned and deeply textured, offering a sculptural, dramatic look perfect for serious plant collectors. Like most Hoyas, it’s also a low-maintenance vining epiphyte that thrives indoors in bright, indirect light.
Key Features:
Botanical Name: Hoya clemensiorum
Origin: Sumatra, Indonesia
Leaf Texture: Thick, veined, textured leaves with deep green patterning
Growth Habit: Vining and slow-growing
Light: Bright, indirect light
Water: Moderate – allow soil to dry between waterings
Humidity: Prefers higher humidity (60%+)
Flowering: May bloom small, star-shaped flowers with proper care
Collector Note: Very rare; often kept as a foliage showpiece
✅ Care Tips:
Light: Bright, indirect sunlight enhances growth and foliage pattern.
Water: Water thoroughly when the top 3–5 cm of soil is dry. Avoid soggy roots.
Humidity: Prefers medium to high humidity – mist or use a humidifier.
Soil: Use well-draining soil; cactus mix or a chunky Hoya/aroid mix works best.
Fertilizer: Feed monthly during growing season with a diluted, balanced fertilizer.
Support: Provide a trellis or allow it to cascade naturally in a hanging pot.
Propagation: Can be propagated via stem cuttings in water or moss.