Light
Bright indirect • approx. 10,000–20,000 lux
Apocynaceae
Hoya ranauensis
Wax Plant
- Curated selection:
Every plant is hand‑picked for health and visual appeal, so you receive a strong, well‑established plant.
- Representative photos:
Product images show a typical plant of this variety. Natural differences in leaf number, shape or variegation are normal, your plant will still match in type and quality.
- Size details:
Listed sizes refer to pot diameter (cm) and approximate overall height (cm) from the base of the pot to the tallest leaf or stem.
- “Get What You See” items:
If you are buying the exact plant shown in the photos, this is clearly stated in the size section.
- Individual photos:
One‑off photos are only provided when this is explicitly mentioned in the size section. - For special traits or small quirks, please check the full product description.
VAT included · plus
Your new plant has just travelled a long way and needs a calm start in its new home. For step-by-step unboxing and first-week care, check our after-delivery care guide. For deeper tips on how your plant settles in over the next weeks, read our houseplant acclimatization guide.
- Care basics , Main hub with links to all houseplant care guides.
- After delivery & first week , Unpacking, first placement, and early recovery.
- Light, How much light houseplants really need indoors.
- Watering , When to water and how to avoid root rot.
- Substrates & roots, Potting mixes and drainage for strong root systems.
- Humidity, When humidity matters and what actually helps.
- Fertilizing, Simple feeding routine without burning roots.
- Problems & pests, Yellow leaves, brown tips, bugs, and fixes that work.
- Semi-hydro, How to run low-maintenance mineral substrates.
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Care at a glance
Hoya ranauensis
Watering
Water when ~60–80% dry
Substrate
Airy + fast-draining • Light moisture buffer • Bark-based • Medium-chunky
Temperature
Ideal: 16–24 °C • Avoid below: 10 °C
Humidity
Humid 60–80 % +
Growth habit
Climbing or trailing epiphytic perennial vine.
Support
recommended
Growth speed
Average
Max size indoors
Max. trail length: 100 cm • Max. spread: 50 cm
Toxicity & safety
Non-toxic
Origin & habitat
Native to Borneo (Sabah)
Outdoor growing
Outside from 15 °C · sheltered from wind and rain
How to read these values
These care values are quick reference points for indoor growing. Use them as a guide, then adjust for pot size, substrate, temperature and how quickly the substrate dries.
For more detail, read the full product description or visit our Plant Care Guides.
- Light: level and approximate lux at leaf level.
- Watering: “% dry” shows how far the substrate should dry before watering again.
- Substrate: structure, drainage, moisture retention, base material and particle size.
- Temperature: “Ideal” shows the preferred range; “Avoid below” marks the cold-stress threshold.
- Humidity: target range; steady conditions usually matter more than exact numbers.
- Growth habit: how the plant grows, such as upright, climbing, trailing, clumping or rosette-forming.
- Support: whether a stake, pole or trellis is needed, optional or unnecessary.
- Growth speed: expected pace under suitable indoor conditions; use as a guide, not a promise.
- Max size indoors: realistic long-term indoor size under good conditions.
- Toxicity & safety: irritation, toxicity or physical hazards such as spines or bristles.
- Origin & habitat: native range, hybrid background or typical habitat where relevant.
- Outdoor growing: when a potted indoor plant can be placed outside and what outdoor protection it needs.
Hoya ranauensis – Fast-Growing Tropical Climber from Borneo
Hoya ranauensis (T.Green and Kloppenb.) is a rare climbing epiphyte native to the Ranau district of Sabah, Borneo. Known for its dark-veined emerald foliage and fragrant, lemon-scented blooms, this vigorous species is a favorite among advanced collectors and indoor plant lovers looking for a fast-growing tropical centerpiece.
Key Traits That Set Hoya ranauensis Apart
- Growth Habit: Fast-growing, vining epiphyte that benefits from vertical support and room to climb or cascade.
- Leaf Form: Oblong to lanceolate leaves up to 15 cm long with dramatic dark venation and a glossy finish.
- Flowers: Clusters of pale yellow to creamy star-shaped blooms with a distinct citrus fragrance. Grows from long-lived peduncles.
- Natural Origin: Grows in humid hill forests at 800 – 1000 m elevation in East Sabah, Borneo.
How to Grow Hoya ranauensis Indoors
Light Requirements
- Place in bright, indirect light. East- or west-facing windows work well.
- Can tolerate soft morning sun, but protect from harsh midday rays to prevent scorch.
Watering Routine
- Water when the top 2 – 3 cm of soil feels dry to the touch. Avoid letting the substrate stay soggy.
- Adjust watering frequency based on room temperature and light exposure – warmer rooms may require more frequent checks.
Best Soil Mix
- Use a coarse mix containing orchid bark, perlite, and a peat-free indoor potting base like coco coir.
- Repot only when roots have filled the pot. Hoya ranauensis tends to flower more reliably when slightly root-bound.
Humidity and Temperature
- Best results with 60 – 80% humidity. Use a humidifier in dry rooms.
- Keep indoor temps between 18 – 26 °C. Avoid cold drafts or drops below 12 °C.
Fertilizing Tips
- Feed monthly with a diluted liquid houseplant fertilizer, year-round if the plant receives stable warmth and light.
- Apply only to moist soil to avoid root tip damage.
Training and Leaf Management
- Offer a trellis, pole, or hanging setup to accommodate climbing growth.
- Avoid excessive handling – leaves bruise easily and tendrils can snap when repositioned too often.
Troubleshooting Common Problems
Yellow Leaves
- Cause: Overwatering, lack of drainage, or cold air exposure.
- Solution: Improve airflow, reduce watering frequency, and use a loose, airy substrate.
Root Rot
- Cause: Soil that retains water too long or lacks oxygen.
- Solution: Trim dead roots and repot in fresh, well-draining mix.
Pests to Watch For
- Spider mites or mealybugs: Can appear in dry, stagnant conditions.
- Prevention: Increase humidity, inspect regularly, and treat with insecticidal soap or neem oil at first sign of infestation.
How to Encourage Flowers on Hoya ranauensis
- Maintain stable temperatures, bright indirect light, and slightly root-bound conditions.
- Humidity above 60% significantly increases blooming potential.
- Allow flower peduncles to remain – this species reblooms from the same structures over time.
- Be patient: flowering may take several years under indoor conditions.
Botanical Origin and Name Meaning
Hoya is named in honor of British gardener Thomas Hoy. The species name ranauensis references the Ranau region of Sabah, Malaysia, where this species was first described in 2002 by T. Green and Kloppenburg.
Order Hoya ranauensis – Rare, Fast-Growing, and Fragrant
Searching for a rare tropical climber with fragrant blooms and dramatic foliage? Add Hoya ranauensis to your collection today and enjoy its fast growth, pet-safe nature, and wild Bornean charm.
Plant names, growth habits, natural habitats and indoor care guidance are checked against trusted botanical, habitat and horticultural references before publication.View our plant care resources and references.
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Hoya ranauensis
Sale price€40,75
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