Mulberry is a kind of spring fruit, which is usually listed from April to June every year. Due to different varieties and regions, the ripening time of mulberries in different regions will be different. Generally, the mulberry planted in the south is listed earlier than that planted in the north, and the mulberry planted in the north matures later and needs to be picked in May or early June. Mulberries are green when they are first ripe, and turn dark purple or red when they are ripe. It is big and thick, with high sugar content.

Impurities should be removed in time after harvest every year, usually by drying in the sun or soaking in wine. Mulberries are not available all year round because they are difficult to preserve, but they can be eaten all year round in Taiwan Province Province.

Morphological characteristics of mulberry.

Most mulberries gather into an oval or rectangular aggregate, which consists of many small drupes. They are rectangular, 2-3cm long and1.2-1.8cm in diameter. It is green when it is first ripe, and becomes fleshy, dark purple or red when it matures, with small seeds. The flowering period is from March to May, and the fruiting period is from May to June. Mulberry will also appear yellowish brown, reddish brown to deep purple (rarely milky white after maturity), and the fruit stalk is short. Drupe is ovoid, slightly flat, about 2mm long and 65438±0mm wide, with 4 fleshy perianth outside. The smell is slightly sour and sweet.