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Hoya Pubicalyx

Hoya pubicalyx

houseplant

verifiedReviewed by the GreenScout Team

Hoya pubicalyx is a tropical vine with dark green, waxy leaves and produces clusters of star-shaped, fragrant pink or red flowers. This attractive plant is relatively easy to care for and thrives as a trailing houseplant on shelves or hanging baskets. It is valued for its ornamental foliage and showy blooms that appear when the plant reaches maturity.

Common Problems

Select the problem your Hoya Pubicalyx is experiencing to get a treatment guide.

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Root Rotchevron_right

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Overwateringchevron_right

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Slow Growthchevron_right

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Pale Leaveschevron_right

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Yellow Leaveschevron_right

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Dropping Leaveschevron_right

Care Guide

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Light

Bright, indirect light; tolerates moderate light but flowers best with 3–4 hours of indirect sunlight daily

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Water

Water when top inch of soil is dry; reduce frequency in winter. Allow soil to dry between waterings; overwatering leads to root rot

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Soil

Well-draining potting mix; use orchid bark, perlite, and peat moss or coco coir in equal parts

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Fertiliser

Feed every 2–3 weeks during growing season (spring/summer) with balanced, diluted houseplant fertilizer; reduce in winter

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Temperature

Prefers 65–80°F (18–27°C); keep above 50°F (10°C) in winter; avoid cold drafts

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Humidity

Moderate to high humidity (50–70%); mist leaves occasionally or use a humidifier; good air circulation prevents fungal issues

Toxicity

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Non-toxic to humans and pets; safe for homes with children and animals

Common Diseases

filter_dramaRoot Rotchevron_right grainLeaf Spotchevron_right

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

Why are the flower clusters on my Hoya Pubicalyx darker or more purple than photos I've seen online?

Flower color in this species can vary quite a bit between individual plants and even by light exposure, ranging from deep burgundy to pink-red — this natural variability is normal for Pubicalyx.

Is Hoya Pubicalyx easier to grow than other Hoya species?

Generally yes — it's considered one of the more vigorous, fast-growing, and forgiving Hoyas, tolerating a wider range of light and watering habits than more finicky species.