Wax Plant

Hoya carnosa

houseplant

verifiedReviewed by the GreenScout Team

A tropical vine with thick, waxy, heart-shaped leaves and fragrant clusters of star-shaped flowers in pink or white. Hoya carnosa is a long-lived, low-maintenance plant that thrives with minimal care and can produce flowers for decades. It's an excellent choice for hanging baskets or as a climbing houseplant.

Common Problems

Select the problem your Wax Plant is experiencing to get a treatment guide.

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Overwateringchevron_right

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Yellow Leaveschevron_right

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Slow Growthchevron_right

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Brown Tipschevron_right

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Leggy Growthchevron_right

Care Guide

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Light

Bright, indirect light; can tolerate moderate light but flowers best with 4+ hours of indirect sun daily

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Water

Allow soil to dry between waterings; water thoroughly when top inch is dry. Reduce watering in winter. Overwatering is the main killer.

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Soil

Well-draining potting mix; add perlite or orchid bark to standard potting soil for better drainage

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Fertiliser

Feed monthly during growing season (spring/summer) with diluted balanced or flowering fertilizer; reduce in fall/winter

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Temperature

Prefers 60–75°F (16–24°C); avoid temperatures below 50°F (10°C)

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Humidity

Tolerates average indoor humidity (40–60%); prefers slightly higher humidity but not critical

Toxicity

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Non-toxic to cats, dogs, and children; safe for homes with pets and small children

Common Diseases

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Common Pests

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Seasonal Care

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Resume regular watering and feeding as growth picks up.

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Peak growing season. Water and feed regularly.

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Reduce watering as growth slows. Stop heavy feeding.

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Minimal watering and feeding. Protect from frost if needed.

Frequently Asked Questions

How long does it take Wax Plant to bloom?

Hoya carnosa is a long-lived, low-maintenance plant that can take a few years to mature before its first bloom, but once established it can produce fragrant, star-shaped flower clusters for decades with minimal care.

Why are my Wax Plant's leaves not growing?

Overwatering is the main killer of this plant — let the soil dry between waterings and water thoroughly only when the top inch is dry, since soggy roots are the most common cause of stalled growth.