A plant cultivation system 100 includes a plurality of plant cultivation units 20, and a management apparatus 30 that manages each plant cultivation unit 20. Each plant cultivation unit 20 includes a greenhouse 1 that serves as a space for plant cultivation, an environment control unit 12 that controls an environment in the greenhouse 1, a storage unit 9 that stores setting values that are control targets for the environment control unit 12 for every number of elapsed days since the cultivation initiating day, and an environment setting instructing unit 10 that sets the setting values stored in the storage unit 9 in the environment control unit 12 in accordance with the number of elapsed days since a cultivation initiating day. The management apparatus 30 sends the setting values for every number of elapsed days since the cultivation initiating day to each of the plant cultivation units 20, causes the storage unit 9 of each of the plant cultivation unit 20 to store the setting values, and gives an instruction