Cloruro de mepiquat igira ingaruka zo kwinjiza no gutwara sisitemu, igatera kwinjiza imizi, ibiti n'amababi, bigatera guhuza synthesis ya chlorophyll mu bihingwa, bigatuma ubwoko bw'igihingwa bwuzuzanya, bukagira akamaro mu kuzamura fotosintezeza;kugabanya ikoreshwa ryintungamubiri zidafite akamaro;kuzamura ibikorwa byumuzi wibihingwa, kugirango umuzi utere imbere, kandi kurwanya ibihingwa, kurwanya amapfa nubushobozi bwo kurwanya amazi byatezwa imbere;Guhindura mu buryo bushyize mu gaciro, gukwirakwiza kwivuguruza hagati yo gukura kw'ibimera no gukura kw'imyororokere, guteza imbere imikurire y’imyororokere, kugabanya indabyo n'imbuto, no kuzamura ubwiza bw'imbuto, kongera umusaruro.