Conncentrated extract of the roots of Reum Emodi, known for its' Ayurvedic Properties. Easily soluble in water and extremely concentrated a little goes a long way, use 1-10% WOF for medium to deep shades of brick red (with an alkali modifier) to golden yellows (with an acidic modifier).
Natural dye extracts are a super economic way to use natural dyes. They are more economic to store, ship and use, try once and never look back!
Rhubarb loves cellulose fibres, and is a substantial natural dye that does not need a mordant to attach itself permanently to the fabric.
Rhubarb natural dye extract is also a great use as a mordant in itself, use as a first layer for further use with indigo or other natural dyes or use in eco printing.