Wax Plant
Hoya nummularioides
nummularioides
About this plant
Hoya nummularioides is a trailing or climbing plant known for its round, waxy leaves and clusters of star-shaped flowers. It is popular as a houseplant due to its attractive foliage and fragrant blooms. The plant is often grown in hanging baskets or trained on supports indoors.
Taxonomy
- Genus
- Hoya
- Family
- Apocynaceae
- Higher classification
- Order Gentianales
- Plant type
- Houseplant
- Lifespan
- Perennial
Origin & Distribution
- Native region
- Southeast Asia
- Distribution
- Native to parts of Southeast Asia; widely cultivated as a houseplant worldwide.
Care
- Light preference
- Bright indirect
- Suitable locations
- Indoor, Balcony, Greenhouse
- Preferred window facing
- East-facing, South-facing, West-facing
- Watering frequency
- Moderate
- Watering interval
- 7–14 days
- Humidity
- Normal
- Minimum
- 10 °C
- Maximum
- 30 °C
- Optimal
- 18–26 °C
- USDA hardiness zones
- 10–12
- Soil pH
- 6.0–7.5
- Soil type
- well-draining potting mix, such as one for succulents or orchids
Watering. Water when the top inch of soil feels dry. Avoid letting the plant sit in water to prevent root rot.
Fertilizing. Feed with a balanced, water-soluble fertilizer every 4-6 weeks during the growing season (spring and summer). Reduce feeding in fall and winter.
Hoya nummularioides is a tough and easy-to-care-for plant that thrives with moderate light and infrequent watering. It prefers well-draining soil and can tolerate some neglect. Overwatering can cause root problems, so let the soil dry out between waterings.
Propagation
- Propagation methods
- Cuttings
- Care difficulty
- Easy
Ornamental features
- Flowering
- Yes
- Flowering period
- spring–summer
Glossy, round leaves with a waxy texture and clusters of fragrant, star-shaped flowers.
Toxicity & Safety
- Toxic to humans
- Mildly toxic
- Toxic to pets
- Mildly toxic
- Weed potential
- Not considered a weed
Mildly toxic if ingested; keep away from children and pets to avoid stomach upset.
Allergy information
- Allergy risk
- Low
- Allergy triggers
- Pollen, Sap or latex
- Pollen level
- Low
Hoya nummularioides may cause mild allergic reactions in sensitive individuals, mainly due to its sap or pollen. People with plant allergies should handle it carefully and wash hands after touching the plant to reduce exposure.
Common problems
Overwatering can lead to root rot. Low light may cause slow growth and fewer flowers. Occasionally, pests like mealybugs or spider mites may appear.
Uses
Primarily grown as an ornamental houseplant for its attractive foliage and fragrant flowers.
Notes
Prune occasionally to control size and encourage bushier growth. Repot every 2-3 years or when root-bound. Sensitive to overwatering, so ensure good drainage.