Dendrobium alexandrae

Dendrobium alexandrae

Dendrobium alexandrae is a striking epiphytic orchid native to Papua New Guinea, known for its grotesquely beautiful flowers and cool-growing habitat.
🌍 Natural Habitat
Origin: Northeastern Papua New Guinea, especially the Morobe District
Elevation: Grows at altitudes of 900–1200 meters
Environment: Cool, misty forests; typically found on moss-covered trees in shady, damp conditions
🌱 Growth Habit
Type: Epiphytic orchid—grows on trees or rocks, not in soil
Size: Medium to large; stems can reach 60–90 cm in height
Leaves: Bluish-green, elliptic, leathery; 2–3 apical leaves per stem
🌸 Flower Description
Inflorescence: Axillary, racemose clusters with 3–7 flowers
Bloom Season: Primarily in fall and winter
Appearance:
Flowers are 3.5 inches wide, with wavy, contorted sepals and petals
Coloration includes pale greenish-yellow-white with dark purple or maroon spots
The lip is large, dramatically pointed, and covered in dark purple striations
Fragrant and visually alien-like
🌞 Care Requirements
Light: Bright, indirect sunlight
Temperature: Prefers 20–30°C
Humidity: Maintain 50–70%
Soil: Use a well-draining orchid mix
Watering: 3–5 times per week, allowing slight drying between sessions
This orchid is prized for its unique floral structure and manageable size compared to its close relative Dendrobium spectabile.