The present investigation was carried out in radish cv Japanese White in Randomized Complete Block Design with 18 treatments viz., control (T1), topping of flower stalk at initiation (T2), steckling dip of PBZ @ 10, 20, 30 and 50 ppm at replanting (T3 to T6), foliar application of PBZ @ 25, 50, 100 and 200 ppm at flower stalk emergence (T7 to T10), steckling dip of Pro-cal @ 10, 20, 30 and 50 ppm at replanting (T11 to T14) and foliar application of Pro-cal @ 25, 50, 100 and 200 ppm at flower stalk emergence (T15 to T18) with three replications of each treatment. Analysis of variance showed significant differences among the treatment combinations for all the characters studied except duration of flowering and days to harvesting. Experimental results revealed that treatment T6 i.e. steckling dip of PBZ @ 50 ppm at the time of replanting was found superior over all other treatments in terms of growth, seed yield and seed quality characters and there was an increase of 27.86% in seed yield over the control.