Hoya lacunosa (Hoya lacunosa)
Lacunosa
About this plant
Hoya lacunosa is a trailing or climbing vine known for its small, waxy, dark green leaves with silvery veins and fragrant star-shaped flowers. It is popular as a houseplant because of its attractive foliage and sweet-smelling blooms that appear in clusters. This plant adds a lush, tropical feel to indoor spaces and is often grown in hanging baskets or trained on supports.
Taxonomy
Higher classification: Gentianales
Origin & Distribution
- Native region
- Indonesia, Malaysia, Philippines
- Distribution
- Native to Southeast Asia, commonly grown worldwide as a houseplant.
Care
- Suitable locations
- Indoor, Balcony, Greenhouse
- Preferred window facing
- East-facing, South-facing, West-facing
- USDA hardiness zones
- 10–12
- Soil pH
- 6.0–7.5
- Soil type
- well-draining potting mix with good aeration
Watering. Allow the top 2-3 cm of soil to dry out between waterings. Water thoroughly but avoid waterlogging the soil.
Fertilizing. Feed with a balanced liquid fertilizer diluted to half strength every 4-6 weeks during spring and summer. Reduce feeding in fall and winter.
Hoya lacunosa is a relatively easy plant to care for. It prefers bright indirect light but can tolerate some shade. It is drought tolerant, so water only when the soil feels dry. Avoid overwatering to prevent root rot. It benefits from occasional feeding during the growing season.
Propagation
- Propagation methods
- Cuttings
Ornamental features
- Flowering
- Yes
- Flowering period
- spring–summer
Glossy, dark green leaves with silvery veins; clusters of small, fragrant, star-shaped white flowers with red centers.
Toxicity & Safety
Generally safe around pets and children, but avoid ingestion as it may cause mild stomach upset.
Allergy information
Hoya lacunosa may cause mild skin irritation in some sensitive people due to its sap. It is not known to produce airborne pollen that triggers allergies. To reduce risk, avoid direct contact with the sap and wash hands after handling.
Common problems
Overwatering can cause root rot. Low light may reduce flowering. Pests like mealybugs and spider mites can occasionally appear.
Uses
Primarily grown as an ornamental houseplant for its attractive foliage and fragrant flowers.
Notes
Prune lightly after flowering to encourage bushier growth. Repot every 2-3 years or when root-bound. Sensitive to cold drafts and temperatures below 10°C (50°F).