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Wax Plant

Hoya pubicalyxAlso known as: Porcelain Flower, Pubicalyx Hoya, Pink Silver
Wax Plant is a vining Hoya featuring elongated, lance-shaped leaves often speckled with silver spots. Native to the Philippines, it can climb or trail up to 10 feet (3 m). Known for producing clusters of fragrant, star-shaped flowers in shades of pink to deep burgundy.
Easy Care
Bright Indirect Light
Perennial

Quick Care Summary

Light
Bright Indirect Light
Temperature Range
50-85°F (10-29°C)
Ideal Temp
70°F (21°C)

Seasonal Care Schedule

Adjust your care routine based on the season for optimal plant health.

Watering Schedule

SeasonSchedule
SpringEvery 7-10 days, when top 2 inches (5 cm) of soil are dry
SummerEvery 5-7 days
FallEvery 10-14 days
WinterEvery 14-21 days

Misting Schedule

SeasonSchedule
SpringWeekly
Summer1-2 times per week
FallWeekly
WinterWeekly

Fertilizing Schedule

SeasonSchedule
SpringEvery 2-3 weeks with balanced fertilizer
SummerEvery 2-3 weeks
FallMonthly
WinterNo fertilizing needed

Pruning

Frequency: Minimal - preserve flowering spurs
Best Season: Spring if needed
Never remove peduncles - flowers emerge from same spurs repeatedly.

Repotting

Frequency: Every 2-3 years
Best Season: Spring
Prefers being rootbound. Use chunky, well-draining mix with perlite or orchid bark.

Flowering

Season
Spring and summer
Color
Pink to deep burgundy star-shaped clusters
Produces fragrant flower clusters that drip sweet nectar. Flowers last 1-2 weeks and are strongly scented at night.

Propagation Methods

  • Stem cuttings with at least 2 nodes
  • Water propagation
  • Layering vines in soil

Common Problems

  • No flowers: Insufficient light or too young
  • Yellow leaves: Overwatering
  • Dropping buds: Environmental stress or inconsistent watering
  • Leggy growth: Needs more light

Pro Tips

  • One of the fastest-growing and easiest Hoyas
  • Flowers produce sweet, fragrant nectar
  • Silver-speckled leaves intensify with bright light
  • Can bloom within 1-2 years from cutting

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Wax Plant Care Guide - Watering, Light & Tips | AssistPlant