Abstract: A method according to the invention is realized by local application of a stimulating agent to young one-year shoot portions adjacent to the zone of reproductive organs during the period of active fruitification.The method is realized by using a gibberellin-based preparation containing (wt.%):______________________________________ gibberellin from 0.5 to 90 low-molecular carbohydrate from 10 to 99.5 ______________________________________As the low molecular carbohydrate use is made of such substances as saccharose, glucose, fructose, maltose.