Hyacinth bean is a common leguminous climbing vegetable, and its growing method is simple and easy to master.

The hyacinth bean is an annual or perennial twining leguminous vine cultivated throughout northern and southern China. Its tender pods can be eaten as a vegetable, and its mature dried seeds also have many uses. Its vines grow vigorously and need trellising and guidance, and its flowers come in white and purple. Its pods are flat and broad, which is how the hyacinth bean gets its name.

Common hyacinth beans are roughly divided by pod color into white hyacinth bean, purple hyacinth bean and green hyacinth bean types. Among them, the dried seeds of the white hyacinth bean are relatively common in traditional diets and are often called white hyacinth bean kernels. Different varieties differ in taste and in how early or late they mature, so when planting, you can choose a suitable variety according to the local climate and the time you want to bring them to market.

The hyacinth bean likes warmth and cannot tolerate frost, so it is generally sown after temperatures have steadily risen, with the timing varying from place to place. During the growing period, set up supports well and guide the vines in time, pay attention to water and fertilizer supply during flowering and pod setting, and also watch out for common pests such as aphids and bean pod borers. When the vines grow too vigorously, you can prune and pinch off the tips appropriately so that more nutrients go to pod formation.

Many people easily confuse hyacinth beans with snow peas, but the two are actually quite different. Snow peas are mainly grown for their tender pods, whose walls are thin and crisp, while hyacinth bean pods are broader and flatter and relatively more fibrous, and they generally need to be thoroughly stir-fried and cooked through before eating. It should be noted that hyacinth beans should not be eaten raw or half-cooked; only thorough heating makes them safe to eat.