An experiment entitled “Response of different varietal evaluation of Dahlia under Prayagraj Agro-climatic conditions” was carried out in Horticulture Research Farm, SHUATS, NAI, Prayagraj during experiment was laid out in simple Randomized Block Design with three replications and fifteen treatments with a view to find out the overall evaluation of different hybrid varieties of Dahlia viz Duet, Fire and Ice, Ice Cube, Hamari Gold, Orange Turmoil, Yellow Ball, Yellow White Ball, Glory of India, Kenya Yellow, Kenya Scarlet Purple, Cheroky Beauty, Perfect Orange, Axford Gold, Prime Minister, Scarlet Striped Pink, on the basis of different growth and yield parameters. Maximum plant height was found in hybrid „Cheroky Beauty‟ ( cm). Maximum number of compound leaves is found in „Glory of India‟ (12-15). Minimum number of days taken for flower bud initiation from planting ( days) was found in hybrid Duet. Maximum diameter of fully opened flower ( cm) was found in hybrid Yellow Ball. Maximum weight of single flower ( g) was found in hybrid Ice Cube. Maximum flower duration ( days) was found in Kenya Scarlet Purple. Maximum number of flowers per plant () was found in hybrid Scarlet Striped Pink. | Response of different varietal evaluation of dahlia (Dahlia variabilis L.) under prayagraj agro-climatic conditions