New App sends text message when plants need water

The video tutorial explains how soil sensors can alert plant owners when to water their plants. It describes the process of data transmission from the sensor to a cloud network, which then sends a text message to the owner's smartphone. Additionally, it covers how outdoor plants can be watered remotely using an automated valve connected to the house's water source.

In what way can outdoor plants be watered remotely?

What is the role of the automated valve in the watering system?