The study was conducted to determine the growth and yield of red lettuce with various hydroponic systems. This research was carried out at the Hydroponic Plastic House, Indralaya District, Ogan Ilir Regency, South Sumatra with location coordinates 3o12'19.8"S 104o38'55.6"E. It will be held from March 2021 to May 2021. This study used a completely randomized design with 3 treatments and 4 repli…