Originally from China, it was named hollyhock because it was first discovered in Sichuan. In early summer, I began to spit red dew powder and soon it was full of flowers. Young leaves and flowers are edible, and the skin is brazed with high quality. Anthocyanins extracted from flowers can be used as food pigments.

Second, cherry.

A general term for some Prunus plants, including subgenus Prunus, subgenus Prunus, subgenus Rosaceae, etc. Fruit can be eaten as fruit, with bright color, crystal beauty, red as agate, and yellow if frozen. Cherry is rich in anthocyanins, anthocyanidins, vitamin E and so on. These nutrients are effective antioxidants.

Third, color-changing flowers

There are single petals and double petals. Stamens are golden granules. It turns pale red when it blooms in the morning, white at noon, pink at about 3 pm, crimson at 9 pm, rises again at about 12 pm, and fades at 4 pm the next day.

The inherent law of color is "pigment", which is the key to determine "color". What color is there with "pigment"? The petals of safflower contain anthocyanins, yellow petals contain carotene, and white petals are full of small bubbles without pigment. ?

Fourth, blueberries

It is an Ericaceae plant, native to North America, with short evergreen shrubs. Berries are spherical, with a diameter of 5- 10 mm and bright red. The flowering period is from June to July, and the fruiting period is from August to September. Red fruit can be used as jam and fresh food, which tastes sweet and sour. Leaves can be made into tea.

Verb (abbreviation of verb) Lv Ping

Also known as Manjianghong, Hongping and Lv Ping. Spiraea gracilis belongs to pteridophyte of Rosaceae, and its body floats on the water. It is an excellent aquatic feed plant and a famous green manure plant. It is green when it is young, grows rapidly, and often grows into a piece on the water. In autumn and winter, its leaves contain a lot of anthocyanins, which are red.