The aim of this study was to determine the interaction effect and the main effect of manure and coconut water on the production of pakchoy. The research was carried out in the experimental garden of the Faculty of Agriculture, Riau Islamic University, Jln. Kaharuddin Nasution KM 113, Air Cold Village, Bukit Raya District, Pekanbaru City, Riau. The study was conducted for 2 months, from October …