Natural dyes are known for their beautiful and multiple
shapes. The natural dye system offers the dyer each of use. Natural dyes are
non-toxic and highly concentrated. They should not be ingested or come into
contact with eyes or skin.
Some well known ancient dyes are described below:
1 ) Madder:
This is the freshly root of the madder plant ( Rubia,
Tinctorum ) . Source are red, orange, peach and rust shades. It can be used for
0.5 to 5 % shade on the weight of fibre.
2 ) Indigo:
Blue indigo from Indigofera finctoria yellow from stigmas o
the saffrom plant and dogwood and extract of the dogwood tree ( Indian and
Pales time origin)
3 ) Tyrian purple:
Noted in the Bible, a dye obtained from the spiny dye
mixture shellfish.
4 ) Osage:
Wood of osage bush, source of yellow and ochre. It can be
applied from 0.1% to 2% on the weight of fibre.
5 ) Cochineal:
A bright red called cochineal was obtained from an insect
nature to Mexico. All produce high quality dark colors.
6 ) Cutch:
This is the heartwood of the tree source of browns. To yield
a darker brown the fabric must be oxidize at the last step 2-5% shade can be
produced.