Light
Bright indirect • approx. 10,000–20,000 lux
Apocynaceae
Hoya globulosa (villosa) Cao Bang
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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28-day plant guarantee, if a plant arrives damaged or fails soon after delivery, we help you make it right.
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Care at a glance
Hoya globulosa (villosa) Cao Bang
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
Slow
Max size indoors
Max. trail length: 100 cm • Max. spread: 50 cm
Toxicity & safety
Non-toxic
Origin & habitat
Native to Vietnam (Cao Bằng)
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 globulosa (Cao Bang) – A Rare Vietnamese Form with Pale Blooms
Hoya globulosa (Cao Bang) is a regionally distinct form of Hoya globulosa Hook.fil., collected from the cooler highlands of northern Vietnam. This slow-growing climber stands out with fuzzy straw-colored flowers, soft pink coronas, and leathery, oblong leaves. It’s more tolerant of mild indoor temperatures than many Hoyas and adapts well to typical household humidity – a great choice for collectors wanting something unusual but easy to grow.
What Makes Hoya globulosa (Cao Bang) Unique
- Fuzzy Pale Flowers: Cream to straw-colored corollas with pink coronal lobes, forming globe-like umbels of 10 – 20 fragrant blooms.
- Textured Foliage: Thick, glossy, dark green leaves with rounded bases and tapering points – a sturdy contrast to the soft flowers.
- Climbing Growth: Can trail from baskets or climb a moss pole. Naturally slow but steady in favorable conditions.
- Cool-Tolerant Origin: Native to Cao Bang Province, where humid forests offer filtered light and mild temperatures year-round.
Light, Water, and Humidity Preferences
- Light: Bright, indirect light is ideal. A few hours of morning sun are fine, but avoid harsh midday exposure.
- Water: Let the top 2 – 3cm of substrate dry before watering. Always use a well-draining mix to prevent soggy roots.
- Humidity: Thrives in 60 – 80%, but adapts to normal indoor levels if airflow and hydration stay consistent.
- Temperature: Prefers 18 – 25 °C. Unlike many tropical Hoyas, it tolerates short drops to 15 °C without stress.
Recommended Substrate and Feeding Routine
- Potting Mix: Use a chunky epiphytic blend of orchid bark, perlite, and coco coir or sphagnum moss.
- Containers: Choose breathable pots or baskets with good drainage. Slight root restriction encourages flowering.
- Fertilizing: Apply a balanced liquid fertilizer every 4 – 6 weeks if the plant is actively growing. Pause if light is low.
Common Care Issues and How to Fix Them
- Yellow Leaves: Usually a sign of excess moisture or poor lighting. Improve drainage and move to a brighter spot.
- Leaf Curl or Browning Tips: Often due to inconsistent watering or dry air. Boost humidity and check moisture levels regularly.
- Pests: Watch for mealybugs and spider mites. Wipe leaves and treat with neem oil or insecticidal soap as needed.
- Fungal Spots: Prevent by maintaining airflow and avoiding water sitting on leaves. Use a fungicide only if necessary.
Tips for Display and Propagation
- Support Vines: Use a moss pole, bamboo trellis, or let stems trail loosely from a shelf or basket.
- Propagation: Take stem cuttings and root in water or damp moss-perlite mix. Let cut ends callus before planting.
- Cleaning: Gently wipe leaves with a soft cloth to remove dust and support healthy photosynthesis.
Toxicity and Handling
Like most Hoyas, Hoya globulosa (Cao Bang) is generally considered non-toxic but contains a milky sap that may irritate sensitive skin or mouths. Keep out of reach of pets and small children.
Etymology and Botanical Background
The genus Hoya honors English botanist Thomas Hoy. The species name globulosa refers to its round, globe-like flower umbels. “Cao Bang” describes the plant’s collection origin in northern Vietnam – it is not a formal botanical variety but an informally recognized regional form.
Taxonomic Citation
Botanical name: Hoya globulosa Hook.fil. Published in: Hook. fil. (1882), Gardeners' Chronicle I: 732
Bring Hoya globulosa (Cao Bang) into Your Collection
This uncommon Hoya offers a more temperate-friendly take on the classic fuzzy globulosa bloom. Order now and enjoy its subtle charm, unique texture, and rare Vietnamese origin – perfect for any serious plant enthusiast.
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 globulosa (villosa) Cao Bang
Sale price€40,75
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