To investigate the effect of different frequencies of Paclobutrazol (PBZ) application on the flushing, flowering, fruiting and CRB incidence of pummelo this study was conducted. Highest pummelo flowers and fruits were observed on trees applied two times with PBZ. Twice application of PBZ had the highest monthly and total pummelo flowers and fruits which is seven times more than the untreated and two-three times more than one application and monthly application of PBZ.