Mung bean (Vigna radiata)

Care, watering, light and tips for Mung bean on Floravia.

Mung bean

Quick facts

About Mung bean

Vigna radiata, commonly known as mung bean or green gram, is a fast-growing annual legume, prized for its nutritious seeds and sprouts. It features trifoliate leaves and pale yellow flowers that develop into cylindrical pods. It is ideal for home gardens or as a cover crop in larger landscapes.

Native range

Indian Subcontinent

Care tips

It requires full sun for optimal seed production, at least 6-8 hours daily. The soil should be well-drained, slightly acidic to neutral (pH 6.0-7.0), with good organic matter content; avoid heavy, clayey soils. Keep the soil consistently moist, especially during flowering and pod development, but do not waterlog. A common mistake is overwatering, which can lead to root rot and fungal diseases.

How to save a dying Mung bean

Warning signs
Yellowing or wilting leaves, soft or blackened stems. Soft or foul-smelling roots.
First aid
Remove damaged leaves and stems. Check substrate; if waterlogged, repot into fresh, dry soil.
What kills it
Overwatering is fatal; roots are very sensitive to suffocation. Low light also weakens it.
Can it be saved?
Yes, if you act quickly at first signs. Once the main stem rots, it's very difficult.

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