Fishbone Cactus (Selenicereus anthonyanus)
Anthonyanus
About this plant
Selenicereus anthonyanus, commonly known as the Fishbone Cactus, is a unique climbing cactus with flat, zigzag-shaped stems that resemble a fish skeleton. It produces large, fragrant white flowers at night. This plant is popular as an ornamental houseplant due to its unusual appearance and interesting flowers.
Taxonomy
Higher classification: Order: Caryophyllales
Origin & Distribution
- Native region
- Mexico, Central America
- Distribution
- Native to Mexico and Central America; cultivated worldwide as a houseplant.
Care
- Suitable locations
- Indoor, Balcony, Greenhouse
- Preferred window facing
- East-facing, South-facing, West-facing
- USDA hardiness zones
- 10-11
- Soil pH
- 6.0-7.0 (slightly acidic to neutral)
- Soil type
- well-draining cactus or succulent mix
Watering. Water thoroughly when the top 2-3 cm of soil feels dry. Reduce watering in winter when the plant rests.
Fertilizing. Feed with a balanced, diluted cactus fertilizer every 4-6 weeks during spring and summer. Avoid fertilizing in winter when the plant is dormant.
Selenicereus anthonyanus is a moderately easy plant to care for. It prefers bright, indirect light and well-draining soil. Overwatering can cause root rot, so allow the soil to dry out between waterings. It benefits from occasional feeding during the growing season and appreciates some humidity.
Propagation
- Propagation methods
- Cuttings
Ornamental features
- Flowering
- Yes
- Flowering period
- summer
Distinctive zigzag stems and large, fragrant nocturnal white flowers.
Toxicity & Safety
Non-toxic to humans and pets, safe to keep around children and animals.
Allergy information
Selenicereus anthonyanus is generally safe for most people and does not commonly cause allergies. However, some individuals with sensitive skin might experience mild irritation if they touch the plant's stems. To reduce any risk, avoid direct skin contact or wear gloves when handling the plant.
Common problems
Common problems include root rot from overwatering and stem shriveling due to underwatering. It may also suffer from pests like mealybugs if kept indoors without proper air circulation.
Uses
Primarily grown as an ornamental plant for its unique foliage and beautiful night-blooming flowers.
Notes
Prune to control size and encourage branching. Repot every 2-3 years in spring. Sensitive to frost and cold drafts.