eng Oriental Scientific Publishing Company Biosciences Biotechnology Research Asia 0973-1245 2016-05-06 7 1 407 412 9765 article Punja Ram Enkeshwer 1 Sandhya Tyagi 1 Harish Kumar Sumariya1 1 Laboratory of Ecophysiology of Medicinal Plants, Department of Botany, Mohan Lal Sukhadia University, Udaipur - 310 01 (India). Department of Agronomy, Maharana Pratap University of Agriculture and Technology, Udaipur - 313 001 (India). Stevia rebaudiana a natural herbal non-caloric sweetener of the family Asteraceae is an endemic species of North Paraguay. Experimental studies were conducted to determine the effect of certain growth regulators in breaking seed dormancy , total percentage of germination and speed of germination.GA3 and IAA gave the most superior results which can be exploited in Stevia cultivation. https://www.biotech-asia.org/vol7no1/experimental-studies-on-the-effects-of-certain-growth-regulators-on-seed-germination-of-stevia-rebaudiana-bertoni/ Plant growth regulators; Seed germination; Stevia rebaudiana.