The research was conducted at the Experimental Garden of the Faculty of Agriculture, University Riau Islam, Jalan Kaharudin Nasution KM 11 No.113, Air cold Village, Bukit Raya District, Pekanbaru. This research was conducted for 6 months starting from January to July 2022. This study aims to determine the response interaction and main of coconut coir ash and NPK Fertilizer 12:12:17:2+TE against…