Book excerpt: Floriculture is one of the fastest-growing sectors of commercial agriculture world-wide with many highly profitable crops. Cultivation of flowers more pragmatic endeavor than other crops. Every day novel variety, new colour in any ornamental flower crop not only fascinates us but also gives a thrust to know more about their breeding technologies. Creation of diversity of new and domesticated flower crops by public and private sector flower breeders brings a fascination towards its breeding technology. The students while dealing with the breeding and biotechnology of flowers then they must required a base knowledge. Therefore emphasis has been given to present the book in its easiest form so that anyone can understand it without losing interest from it. It has been designed to cover all the aspects of breeding, the basic objectives, different breeding methods, methodology for improvement of specific crops, stress resistance, quality improvement, mutagenesis, genetic engineering and biotechnology.