Gibberellic acid (GA3) o se faʻatonuga o le tuputupu aʻe o laʻau.E masani ona faʻaaogaina e faʻaleleia ai le tuputupu aʻe ma le atinaʻeina o fualaʻau, matua vave, faʻaleleia le gaosiga, motusia le moe o fatu, tubers, bulbs ma isi totoga, faʻaleleia le germination, tillering, bolting, ma faʻaleleia le fua o fua.E sili ona aoga i le foia o le faafitauli o le seasea tupu fua i le gaosiga o fatu araisa hybrid.E masani ona faʻaaogaina i le cotton, vine, pateta, fualaau aina ma fualaau faisua.
