Get rid of chemically formulated hair colours and try this herbal powder that not only colours hair, but also prevents premature greying, grows hair, conditions hair, treats dandruff and makes hair voluminous. This organic and natural herbal powder is made by drying and grinding the Indigo plant leaves. In order to make a paste for dying hair brown, mix indigo powder and henna powder. If you want black hair, apply henna and later indigo powder paste. It is possible to get different shades by using this powder in different ways.