The aim of this research is to study the effect of Liquid Waste from Oil Palm Factory (LWPOF) with biopori method to the growth of oil palm plantation. The experiment was conducted in Experimental Field of Agricultural Faculty of Riau University from May to July 2017. The experiment was conducted using Randomized Complete Design (CRD) consisting of 13 treatments ( Without Treatment; 5.0; 7.5; 1…