Star of Bethlehem (Ornithogalum concordianum)
concordianum
About this plant
Ornithogalum concordianum is a bulbous plant known for its star-shaped white flowers with green centers. It is part of the Star of Bethlehem group and is appreciated for its attractive blooms and easy growth. It is often grown as an ornamental plant in gardens or containers and can brighten up indoor spaces when given enough light.
Taxonomy
Higher classification: Asparagales
Origin & Distribution
- Native region
- South Africa
- Distribution
- Native to South Africa, but cultivated in various temperate regions worldwide as an ornamental plant.
Care
- Suitable locations
- Indoor, Outdoor, Balcony, Greenhouse
- Preferred window facing
- East-facing, South-facing, West-facing
- USDA hardiness zones
- 7-10
- Soil pH
- 6.0-7.5 (slightly acidic to neutral)
- Soil type
- well-draining sandy or loamy soil
Watering. Water moderately during the growing season, allowing the top soil to dry out between waterings. Reduce watering significantly during dormancy in winter.
Fertilizing. Feed with a balanced, water-soluble fertilizer every 4-6 weeks during the growing season (spring and summer). Avoid fertilizing during dormancy in winter.
Ornithogalum concordianum is a moderately easy plant to care for. It prefers well-draining soil and moderate watering, allowing the soil to dry out between waterings. It can tolerate some drought but does not like to sit in water. It needs bright light but not direct hot sun. Watch for overwatering, which can cause root rot.
Propagation
- Propagation methods
- Seeds, Division
Ornamental features
- Flowering
- Yes
- Flowering period
- spring
Star-shaped white flowers with green centers, attractive strap-like leaves, bulbous growth form.
Toxicity & Safety
The plant's sap can cause mild skin irritation. Keep away from pets and children to avoid accidental ingestion, which may cause mild stomach upset.
Allergy information
Ornithogalum concordianum may cause mild skin irritation in sensitive individuals due to its sap. People who are allergic to plant saps should handle it with care and wear gloves. It is not known to produce airborne pollen that causes allergies.
Common problems
Overwatering can lead to root rot and yellowing leaves. Too little light may cause weak growth. Occasionally, pests like aphids or mealybugs may appear.
Uses
Primarily grown as an ornamental plant for its attractive flowers. Suitable for garden beds, containers, and indoor decoration.
Notes
Allow the foliage to die back naturally after flowering before reducing watering. Repot bulbs every few years to refresh soil and prevent overcrowding. Handle with gloves to avoid skin irritation from sap.