Plant genetics is a wide spectrum term. Plant genetics is the branch of science it deals with Heredity, mainly heredity transmission mechanisms and the inherited variations of characteristics among similar related organisms. And it deals with the day to day associated activities of the plants. Plants contain chloroplast DNA. Specifically, it deals mechanisms of hereditary transmissions & variation of inherited characteristics. Plant genetics is nothing but altering of natural transfer of genes by using genetic techniques such as genetic engineering, plant breeding, hybridization., new techniques have evolved to grow crops Plant parts are artificially cultured to produce whole plant.