Plants that Dye Hair

Plants that Dye Hair discusses henna, indigo, and cassia, (lawsonia inermis, indigofera tinctoria , and cassia obovata) and the chemistry of each of these dye plants. Understanding the botany of these plants will help you understand how to get the best results from your henna hair dye.

For full-page display of the article, click the gear icon in the upper right-hand corner to open the settings menu, then click “Presentation Mode.” To save a copy of the article, click “Download” on the settings menu.