I-Gibberellic acid (GA3) ingakhuthaza ukuhluma kwembewu, ukukhula kwezitshalo, kanye nokuqhakaza kokuqala kanye nokuthela. Isetshenziswa kabanzi ezitshalweni ezihlukene zokudla, futhi isetshenziswa kakhulu emibhideni.Inomphumela obalulekile wokukhushulwa ekukhiqizeni kanye nekhwalithi yezitshalo nemifino.