Sophora japonica is an edible flower with a short shelf life. Although it can be extended by freezing in the refrigerator, the Sophora japonica which has been frozen for half a year has already deteriorated and can no longer be eaten.

Sophora japonica has developed root system, vigorous growth and strong resistance, and can also be planted in barren hills, wasteland, sandy land and saline-alkali land. It is an ideal tree species for preventing soil erosion, preventing wind and fixing sand. Sophora japonica can be eaten fresh or dried and stored; It can be eaten alone or together with other vegetarian dishes. Fresh Sophora japonica tastes better when the petals have not yet blossomed.