Abstract:Effects of different kinds of growth regulator with different concentrations on rooting of softwood cuttings of Osmanthus fragrans ‘Yanhong’ were investigated. The results showed that the cuttings taking root type of shin; 1.00 g·L-1 IBA treatment has the best effectiveness with the earliest appearance of callus and adventitious roots, and the rooting rate could reach 94.71%. Moreover, the quality of adventitious root numbers and length is the best.