In modern time, there is high demand of Herbs and Medicinal Plants as seasoning of food and as remedy against various diseases because allopathic medicine have various side effects. In this book, nearly all the major related plants have been dealt with. Most people are not aware about these plants so keeping these things in view this book has been written. Regarding spices also, though Indian people are much aware but they do not exactly know about their growing. The Horticulture is now not confined only to Vegetables, Fruits and Flowers as various other disciplines such as Plantation Crops, Medicinal Plants, Spices, Aromatic Plants, etc. have also been added here. And in Agricultural Research Services (ARS) exams too, there are various questions from among these so at M.Sc. and Ph.D levels, courses on these lines have been developed in various Agricultural Universities, that is why a book like Herb, Spices and Medicinal Plants as a ready reckoner has been prepared to help the students preparing for their exams. This book is not helpful only to students but also to those amateurs who wish them growing in their backyards, to development officers to maintain such a corner in the gardens, to scientists who teach these to students.