This paper is presenting an implement of Internet of Things (IoT) monitoring and environment control for indoor cultivation of oyster mushroom. By using IoT based remote monitoring system not only the labor cost can be reduced with cover a bigger area, but can improve the productivity of the oyster mushroom by control the most suitable environment for mush room to grow. This paper discuss about the oyster mushroom, IoT system in general, the system implementation and results that obtained from the system. In conclusion based on the developed system, authors discussed the advantages and points need to be considered when working on the system.