Pure rhubarb powder, obtained by grinding the root alone. The rhubarb plant is native to china and tibet. Dove it grows wild but, given its widespread use, is now cultivated. Its appearance is similar to that of rhubarb rheum rhaponticum , also native to central asia. The large rhizome root of both species is used, which is collected in primavera or autumn from 6-10 year old plants. The leaves produce medium-fast yellows, while the rhizome produces more intense warm yellows that are lightfast and wash-resistant. Rhubarbs are, in fact, the main source of yellow orange dyes used to color fabrics and carpets in tibet. Rhubarb root powder is especially good for dyeing hair blonde and was used for this purpose both in ancient and more recent times. On light brown blonde backgrounds, it gives very intense golden highlights. Rhubarb is a fundamental ingredient for blonde tones and achieves unexpected coverage for other dyeing herbs just keep in mind its strong tendency toward warm yellow to learn how to best mix it and obtain all the desired and possible shades of blonde. Modo directions for use: to give hair highlights with rhubarb powder, simply do una mix a paste with hot water, apply it to the hair and leave it on for 10 to 90 minutes, depending on the shade you want to achieve and the presence of gray hair. It is recommended to use this plant powder also in combination with other non-dyeing plants such as cassia obovata or ziziphus capable of giving shine to the hair and at...