This is a simple arduino project for a soil moisture sensor that will light up a LED at a certain moisture ... in the dry soil and measure the resistance value and then pour water and measure it again ...

When you think of Arduino projects, your mind likely goes straight to RFID door locks, weather sensors ... either use minimal components, short (and easily understandable) codes, or both.

wireless dev board equipped with temperature and humidity sensors. The Anavi Thermometer Development board is fully compatible with the Arduino IDE, PlatformIO, and Home Assistant via the MQTT ...