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Vigna angularis

Adzuki bean

Common names: Aduki bean, Rice bean

Adzuki bean

This description was machine-translated.

Description

The adzuki bean, botanically *Vigna angularis*, originates from East Asia and produces small, reddish‑brown seeds with a fine, mildly sweet flavor. It is a heat‑loving, predominantly bushy bean that is grown as an annual summer crop in the DACH region, requiring full sun and a sheltered location. As a legume, it fixes nitrogen in the soil through root nodules and is well suited as a cover crop for nitrogen‑hungry vegetables. The mature dry kernels are harvested, can be stored for long periods when dried, and are widely used in Asian cuisine.

Care instructions

Sow the adzuki bean after the last frost, around mid‑May (week 20), once the soil is consistently warm. It prefers loose, humus‑rich soil and even moisture but does not tolerate waterlogging. The plant grows mainly bushy and usually does not need support. Regularly weed around young plants to allow unobstructed growth. Allow the pods to dry completely on the plant at the end of the season, typically from September onward, before harvesting and dehusking the beans.

Soil & site

Soil pH

4.0pH 6–78.0

Soil type

well-drained, humus-rich, nutrient-rich, sandy

LightFull sun
HardinessFrost-sensitive
Crop rotationLegumes
Water needMedium

Feeding

Light feeder

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