Paclobutrazol nwere ike igbochi njikọ nke gibberellin dị egwu, belata nkewa na elongation nke mkpụrụ ndụ ihe ọkụkụ, iwetulata ihe ọkụkụ ma belata nkwụsị. Mgbe e ji ya osikapa, ọ nwere ike ime ka ọrụ osikapa indole acetate oxidase ma belata ogo nke IAA dị iche iche na osikapa. Paclobutrazol nwekwara ike gharazie n'elu uto uru nke osikapa seedlings na-akwalite uto nke mpụta buds (tillers), mee ka epupụta greenish na mgbọrọgwụ usoro mepụtara, belata ebe obibi na-abawanye mkpụrụ. Ọmụmụ ihe ọmụmụ egosiwo na Paclobutrazol nwere ike ime ka mkpụrụ ndụ dị na mgbọrọgwụ, sheaths na epupụta nke osikapa seedlings pere mpe ma mụbaa ọnụ ọgụgụ sel akwa dị na ngwa. Nnyocha na-egosi na Paclobutrazol nwere ike ịmị mkpụrụ, akwụkwọ na mgbọrọgwụ. Imirikiti Paclobutrazol nke akwụkwọ ahụ na-etinye na-anọgide na akụkụ absorption ma ọ na-adịkarịghị ebu ya. Obere ịta nke Paclobutrazol na-eme ka arụmọrụ photosynthetic dị mma nke epupụta osikapa seedlings; ịta ahụ dị elu na-egbochi arụmọrụ photosynthetic, na-eme ka ume ume nke usoro mgbọrọgwụ dị elu, na-ebelata ume iku ume nke akụkụ ikuku, na-eme ka mmegide nke akwukwo stomata dịkwuo mma, ma na-ebelata ntụgharị nke epupụta.

Paclobutrazol nwere mmetụta nke igbu oge na-eto eto, na-egbochi mkpụmkpụ elongation, na-eme ka internodes dị mkpụmkpụ, na-eme ka osisi na-eme ka ihe ọkụkụ na-arụ ọrụ, na-ebelata ebe obibi, na-akwalite ịkọ ahịhịa, na-akwalite iche iche nke ifuru, na-eme ka iguzogide osisi na-emegide nrụgide, na imeziwanye mkpụrụ. Ngwaahịa a kwesịrị ekwesị maka osikapa, ọka wit, ahụekere, osisi mkpụrụ osisi, ụtaba, rapeseed, soybeans, okooko osisi, ahịhịa, wdg, dịka (osisi), nwere mmetụta dị ukwuu.