 
 int incomingByte = 0; // for incoming serial data
 
+float solar_value = 0.0f;
 float temperature = 0.0f;
 float resistance = 0.0f;
 

            Serial.print(plant2_value);
            Serial.print(", \"plant3_value\": ");
            Serial.print(plant3_value);
            Serial.print(", \"plant4_value\": ");
            Serial.print(plant4_value);
            Serial.print(", \"light_value\": ");
            Serial.print(light_value);
            Serial.print(", \"temperature_value\": ");

int plant1_value = 0;
int plant2_value = 0;
int plant3_value = 0;
int voltage_value = 0;
int temperature_value = 0;
int light_value = 0;

