1 Introduction 2 History of Natural Dyes 3 Sources of Natural Dyes 4 Sources of Natural Dyes on Colour Basis 5 Classification of Natural Dyes-on Application Basis 6 Chemical Structures of Prominent Natural Dyes 7 Prominent Dye Yielding Plants, Occurrence, Extraction and Applications 8 Extraction of Pigments, Dyes from Plants and Flowers 9 Factors Affecting Pigment Biosynthesis 10 Natural Food Colorants 11 Uses of Natural Dyes 12 Drawbacks and Limitations, Future Prospects of Natural Dyes 13 List of Manufacturers of Natural Dyes