In ancient times, colored clothes were mainly dyed by what?

In ancient times, colored clothes were mainly dyed with plant dyes. ?

Long ago, ancient people could produce colored textiles. In ancient times, the substances used for textile coloring mainly came from mineral pigments and natural dyes. More than 90% of natural dyes are plant dyes, which are mostly extracted from roots, stems, leaves, flowers, skins and other parts of plants. ?

Since the Zhou and Qin Dynasties, a large number of plant dyes have been produced and consumed in various periods, and their collection, preparation and use methods are also commendable. There are many kinds of plant dyes used in ancient times, and there are dozens of them in the literature alone. ?

Plant dyes for ancient costumes?

1, bluegrass?

Annual, herbaceous, scientific name Polygonum blue. Its stems and leaves contain indirubin, which can be hydrolyzed and fermented to produce colorless and water-soluble 3- hydroxyindophenol, namely indigo, which is concentrated into indigo with dyeing function after sun exposure and air oxidation. Among all kinds of plant dyes used in ancient times, it was the earliest and most used. ?

2. madder?

Madder is a perennial climbing herb, which can be harvested in both spring and autumn (the harvest quality in autumn is better). After harvesting, it can be dried and stored. When dyeing, you can cut into pieces and cook with hot water. Madder is a mordant dye, and the main components of the pigment are alizarin and rubicin. If it is directly used for dyeing, it can only dye light yellow plants, while adding mordant can dye red, crimson and other red tones.

3. Red flowers?

Safflower, also known as red and blue flower, is a kind of herb with red and yellow flowers in summer, which is native to northwest China. It began to spread to the mainland during the Western Han Dynasty. Safflower is suitable for direct dyeing of various fibers, and it is the most vivid one of red plant dyes. The red dyed with it is called Zhen Hong or scarlet. In the Tang Dynasty, the poem "Red flowers cover thousands of flowers, but orangutans don't add blood" vividly summarizes the color of red flowers.