Smart Plant Monitor Using Microbit and Soil Moisture Sensor

Water is necessary for the life and survival of all plants, it is essential for the transportation of nutrients and sugars from the soil to the plants. In order to keep your plants alive and well you must water them always.

Do you usually forget to water your plants? You don't have to worry anymore!
With micro:bit, Wi-Fi module, and soil moisture sensor you can create an awesome project to remind you to water your plants when they get dry.

Video Tutorial

Components Required

• REKA:BIT with micro:bit
• Grove WiFi 8266 – IoT for micro:bit and beyond
• Maker Soil Moisture Sensor

Connection

By following the diagram above:

• Connect the grove Wi-Fi module to P15 and P16
• Connect Maker Soil Moisture sensor to P2 and P12

Code

Connect your REKA:BIT to your device and open MakeCode editor to start programming.

• Add “ESP8266 Cytron” extension and follow the code block in the picture above
• Follow the steps here to create Telegram bot. Get the API key of the Telegram bot and chat ID.
  If you want to learn more on how to send messages to Telegram, please check the video tutorial here
• After completing the code, download it on microbit

You can also view and edit the code by clicking here!

Project Complete

Upon completing the project successfully, you shall receive a message notification on your Telegram once your plant is dry.