Pink Jasmine (Jasminum polyanthum)

A vigorous, intensely fragrant climber that erupts in thousands of pink-budded white flowers each late winter — one of the most rewarding flowering vines you can bring indoors.

By Plant Care DB Team · Updated June 7, 2026

💧 Watering calculator

Water your Pink Jasmine about every 8 days. Always check that the top inch of soil is dry first — when in doubt, wait.

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What is Pink Jasmine?

Pink Jasmine (Jasminum polyanthum) is a vigorous climbing vine from China, grown indoors across the world for one reason above all others: its scent. Each late winter the plant erupts in clusters of slender, rose-pink buds that open to small white five-petaled flowers — hundreds, sometimes thousands at once — releasing a heady, sweet fragrance that fills a room. In the right conditions it’s one of the most spectacular-flowering houseplants you can grow.

How much light does jasmine need indoors?

Pink Jasmine is a sun-hungry plant. It needs the brightest spot in your home — a south- or east-facing window with several hours of bright indirect light, or a little direct morning sun, is ideal. Inadequate light is the single most common reason houseplant jasmine fails to bloom: the foliage looks healthy but flower buds never form. In summer, a sheltered outdoor spot or a very bright sunroom is even better.

Why isn’t my jasmine flowering?

Two reasons account for almost all non-blooming cases. First, not enough light. Second, no cool-down period. Jasminum polyanthum needs a 6–8 week spell of cool nights (45–55°F / 7–13°C) in autumn to trigger bud initiation — a cold windowsill, unheated porch, or cool conservatory works well. Once buds appear, move it back to warmth and bright light. Skip the chill and you get beautiful foliage but no flowers.

How often should you water jasmine?

Water every 7–10 days during the growing season, letting the top inch of soil dry between waterings. Use a fast-draining mix and a pot with drainage holes — jasmine roots rot readily in waterlogged soil. In winter, when the plant is in its cool rest phase, water just enough to prevent the soil from drying out completely. Consistent moisture is more important than quantity.

How do you care for jasmine after it finishes blooming?

Prune promptly — cut stems back by about one-third once the last flowers fade (usually by mid-spring). This removes spent wood, controls the plant’s vigorous growth, and stimulates the flush of new shoots that will carry next year’s flower buds. Feed with a balanced liquid fertiliser every 2–3 weeks from spring through summer, then stop feeding in autumn as you begin the cool rest.

Is jasmine safe for pets?

The ASPCA lists Jasminum species as mildly toxic to cats and dogs. Ingestion typically causes mild gastrointestinal signs — vomiting, drooling, or stomach upset — rather than severe poisoning, but it is still best to keep the plant out of reach of pets that chew on foliage.

Frequently asked questions

When does Pink Jasmine bloom indoors?

Typically late winter to early spring, from around January through March. The key trigger is a 6–8 week cool, bright autumn rest — nighttime temperatures of 45–55°F (7–13°C) initiate bud set, so a cool sunroom or unheated porch in fall pays dividends with armloads of flowers come February.

How often should I water a jasmine plant?

About every 7–10 days during the growing season — let the top inch of soil dry out first. Reduce watering in winter when growth slows. Jasmine dislikes soggy soil but also wilts quickly if it dries out completely, so a steady moderate routine is the target.

Is jasmine toxic to cats and dogs?

The ASPCA lists Jasminum species as mildly toxic to cats and dogs; ingestion may cause mild gastrointestinal signs such as vomiting or drooling. Keep the plant out of reach of pets that like to chew foliage or flowers.

How do you train jasmine to climb indoors?

Provide a small trellis, wire hoop, or moss pole and loosely tie new growth with soft twine as it extends. The vines twine naturally but need initial guidance. Regular tying and post-bloom pruning keep the plant tidy and prevent it from becoming a tangled mass.

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