PROBLEM TO BE SOLVED: To realize supplying rainwater to a nutritious liquid supply device (7) for cultivation simply and at a low cost.SOLUTION: A cultivation facility is provided with: a rainfall sensor (116) which detects rainfall； a rainwater recovery device (111) which recovers rainwater； and a rainwater supply path (114) which supplies rainwater recovered by the rainwater recovery device to a raw water tank (44) of a nutritious liquid supply device for cultivation. The facility is also provided with a control device which supplies rainwater recovered by the rainwater recovery device (111) to the raw water tank (44) of the nutritious liquid supply device only from predetermined time after the rainfall sensor (116) detects rainfall until the sensor does not detect rainfall.
