Yardlong bean Plant Care
Vigna unguiculata subsp. sesquipedalis (L.) Verdc.
Updated · Sources · How we source care data
The asparagus bean is a legume cultivated for its edible green pods containing immature seeds, like the green bean. It is also known as yardlong bean, pea bean, long-podded cowpea, Chinese long bean, snake bean, bodi, borboti, and bora.
Full sun to partial shade
At a glance
How do you care for Yardlong bean?
Yardlong bean grows best in full sun to partial shade.
What Is the Yardlong bean?
Yardlong bean (Vigna unguiculata subsp. sesquipedalis) belongs to the Fabaceae family within the Vigna genus. Yardlong bean is also known as Asparagus bean, Chinese long bean, Serpent bean.
Yardlong bean displays a vining, climbing growth habit, reaching up to tall with a spread of approximately . Yardlong bean produces small, pea-like flowers in various colors.
What Light Does the Yardlong bean Need?
Yardlong bean thrives in full sun to partial shade.
Light Requirement
Full sun to partial shade
What Soil Mix Works Best for a Yardlong bean?
Well-draining loamy soil with added compost for nutrients. Good drainage is essential for Yardlong bean to prevent waterlogging, which leads to root rot and fungal issues.
How Do You Repot a Yardlong bean?
Repot annually in spring. Choose a pot one size larger than the current container, and ensure it has drainage holes to allow excess water to escape.
How Do You Propagate a Yardlong bean?
Yardlong bean can be propagated through seeds, stem cuttings. Similar propagation techniques also apply to mung bean plant care, which shares the same genus.
Is the Yardlong bean Toxic to Pets and Children?
Pet safety not verified
The ASPCA does not list Yardlong bean, so we can't confirm whether it is safe for cats and dogs. Keep pets from chewing it as a precaution.
This is a general caution, not veterinary or medical advice. If your pet ate a plant, contact your vet or animal poison control.
See all plants toxic to cats and plants toxic to dogs.
What Pests and Diseases Affect the Yardlong bean?
Yardlong bean is susceptible to aphids, whiteflies, spider mites. Inspect the foliage regularly, especially along leaf undersides and stems. Treat infestations promptly with insecticidal soap or neem oil to prevent spread.
Yellow leaves, brown tips or drooping? See common plant problems and how to fix them.
Keep exploring plants
Yardlong bean is one of many species covered in the complete plant care and identification guide, which groups plants by genus, attribute, and popularity.
It belongs to the Vigna genus — compare its care with other Vigna species on PlantoScan.
Vigna is part of the Fabaceae plant family — browse all Fabaceae genera and species.
Yardlong bean thrives in bright light and direct sun — see other bright-light plants.
More Vigna Species
Other Vigna species in PlantoScan's care catalogue share similar watering, light, and soil preferences:
Sources
- Scientific name & taxonomy: Vigna unguiculata subsp. sesquipedalis (L.) Verdc., family Fabaceae — World Flora Online record.
- Pet toxicity: Pet safety not verified: the ASPCA does not list Yardlong bean, so we can't confirm whether it is safe for cats and dogs. Checked against the ASPCA plant list; any other toxicity note on this page comes from PlantoScan's plant database.
- Care values(watering, light, temperature, humidity, soil, fertilizing): PlantoScan's plant database, filtered by automatic plausibility checks — values that fail them are hidden. How we source and check plant data.
Spotted a mistake? Email info@upvision.media with the page link — we check and correct reported errors.
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