Code and circuit diagram for Automatic Plant Watering System

//life time skills

//Subscribe if u feel it is helpful

// code starts here

int sensor_pin = A0; // Soil Sensor input at Analog PIN A0

int output_value ;

void setup() {

// put your setup code here, to run once:

pinMode(4,OUTPUT);

Serial.begin(9600);

Serial.println("Reading From the Sensor ...");

delay(2000);

}

// put your main code here, to run repeatedly:

void loop() {

output_value= analogRead(sensor_pin);

output_value = map(output_value,550,10,0,100);

Serial.print("Mositure : ");

Serial.print(output_value);

Serial.println("%");

if(output_value<0){

digitalWrite(4,HIGH);

}

else{

digitalWrite(4,LOW);

}

delay(1000);

}

//Code ends here