This study aims to determine the interaction of AB-Mix and Hormonic ZPT on the growth and yield of kailan (Brassica oleracea L.) hydroponically NFT. The research was carried out in the greenhouse of the Faculty of Agriculture, Islamic University of Riau, Jalan Kaharudin Nasution No. 113, Air Cold Village, Bukit Raya District, Pekanbaru City. This research was conducted for 1 month from November…