Queen of the Night
Epiphyllum oxypetalum
Oxypetalum
About this plant
Epiphyllum oxypetalum, known as Queen of the Night, is a tropical cactus famous for its large, fragrant white flowers that bloom at night. It has flat, leaf-like stems and is often grown as a houseplant or in shaded gardens. The flowers are short-lived but spectacular, attracting attention with their sweet scent and size.
Taxonomy
- Genus
- Epiphyllum
- Family
- Cactaceae
- Higher classification
- Order: Caryophyllales
- Plant type
- Houseplant
- Lifespan
- Perennial
Origin & Distribution
- Native region
- Central America
- Distribution
- Native to Central America, widely cultivated in tropical and subtropical regions worldwide as an ornamental plant.
Care
- Light preference
- Partial shade
- Suitable locations
- Indoor, Balcony, Greenhouse
- Preferred window facing
- East-facing, North-facing, Northeast-facing
- Watering frequency
- Moderate
- Watering interval
- 7–14 days
- Humidity
- Normal
- Minimum
- 10 °C
- Maximum
- 35 °C
- Optimal
- 18-26 °C
- USDA hardiness zones
- 10-12
- Soil pH
- 6.0-7.0 (slightly acidic to neutral)
- Soil type
- well-draining potting mix with added orchid bark or perlite
Watering. Water thoroughly when the top 2-3 cm of soil feels dry. Reduce watering in winter when the plant is dormant to prevent root rot.
Fertilizing. Feed with a balanced, water-soluble fertilizer every 4 to 6 weeks during spring and summer. Avoid fertilizing in fall and winter when the plant rests.
Epiphyllum oxypetalum is a fairly easy plant to care for if given indirect light and moderate watering. It prefers well-draining soil and can suffer root rot if overwatered. Regular feeding during the growing season helps it thrive, and occasional pruning keeps its shape neat.
Propagation
- Propagation methods
- Cuttings
- Care difficulty
- Medium
Ornamental features
- Flowering
- Yes
- Flowering period
- summer
Large, fragrant white night-blooming flowers; flat, green, leaf-like stems; attractive trailing or climbing form.
Toxicity & Safety
- Toxic to humans
- Non-toxic
- Toxic to pets
- Non-toxic
- Weed potential
- Not considered a weed
Non-toxic to humans and pets, safe to keep around children and animals.
Allergy information
- Allergy risk
- Low
- Allergy triggers
- Sap or latex, Skin contact
- Pollen level
- Low
Epiphyllum oxypetalum produces little airborne pollen, so it rarely causes allergies. People sensitive to plant sap should avoid direct contact, as it may cause mild skin irritation. To reduce exposure, handle the plant gently and wash hands after touching.
Common problems
Common problems include root rot from overwatering, yellowing stems due to too much direct sun, and pests like mealybugs or spider mites if kept in poor air circulation.
Uses
Primarily grown as an ornamental plant for its stunning night-blooming flowers and pleasant fragrance.
Notes
Prune after flowering to maintain shape and remove old stems. Repot every 2-3 years in spring. Sensitive to cold; protect from temperatures below 10°C.