1. The alias of Daidaihua is also called Huiqing Orange, Lime Orange, and Daidai. Its fruit is dark green at first, and will turn orange when mature, and will not fall off next year. It turns green again in spring, hence the name "Qing Orange".

2. The flowers of Daidai flowers are mostly yellow-white and have a strong smell. Generally, they can be picked in batches in May and June when the flowers have not fully opened, and they should be kept dry in time.

3. The fruits of Daidaihua generally mature in December. They taste bitter and have a strange smell. The seeds are relatively large and numerous.