Oil palm (Elaeis guineensis Jacq.) was a perennial crop that contributed to economic value however, attacks by the nettle caterpillar (Setothosea asigna) caused a reduction in yield. This study aimed to control the pest by utilizing its natural enemy, the Eocanthecona furcellata, and by using refugia plants as attractants for the predator. The experiment used a Randomized Block Design (RBD) con…