diff --git a/esp32/include/DS18B20.h b/esp32/include/DS18B20.h
deleted file mode 100644
index 7910f40..0000000
--- a/esp32/include/DS18B20.h
+++ /dev/null
@@ -1,56 +0,0 @@
-/**
- * @file DS18B20.h
- * @author your name (you@domain.com)
- * @brief 
- * @version 0.1
- * @date 2020-06-09
- * 
- * @copyright Copyright (c) 2020
- * Based on the LUA code from the ESP8266
- * --------------------------------------------------------------------------------
- * -- DS18B20 one wire module for NODEMCU
- * -- NODEMCU TEAM
- * -- LICENCE: http://opensource.org/licenses/MIT
- * -- Vowstar <vowstar@nodemcu.com>
- * -- 2015/02/14 sza2 <sza2trash@gmail.com> Fix for negative values
- * --------------------------------------------------------------------------------
- */
-
-#ifndef DS18B20_H
-#define DS18B20_H
-
-#include <OneWire.h>
-
-class Ds18B20
-{
-private:
-    OneWire *mDs;
-    int foundDevices;
-
-public:
-    Ds18B20(int pin)
-    {
-        this->mDs = new OneWire(pin);
-    }
-
-    ~Ds18B20()
-    {
-        delete this->mDs;
-    }
-    /**
-         * @brief read amount sensots
-         * check for available of DS18B20 sensors
-         * @return amount of sensors
-         */
-    int readDevices(void);
-
-    /**
-         * @brief Read all temperatures in celsius
-         * 
-         * @param pTemperatures     array of float valuies
-         * @param maxTemperatures  size of the given array
-         * @return int amount of read temperature values
-         */
-    int readAllTemperatures(float *pTemperatures, int maxTemperatures);
-};
-#endif
diff --git a/esp32/include/PlantCtrl.h b/esp32/include/PlantCtrl.h
index d00c3f5..5ad476d 100644
--- a/esp32/include/PlantCtrl.h
+++ b/esp32/include/PlantCtrl.h
@@ -24,6 +24,7 @@ private:
     int mPinSensor = 0; /**< Pin of the moist sensor */
     int mPinPump = 0;   /**< Pin of the pump */
     bool mConnected = false;
+    int mPlantId = -1;
 
 public:
     PlantSettings_t *mSetting;
diff --git a/esp32/src/DS18B20.cpp b/esp32/src/DS18B20.cpp
deleted file mode 100644
index 14d359f..0000000
--- a/esp32/src/DS18B20.cpp
+++ /dev/null
@@ -1,103 +0,0 @@
-/**
- * @file DS18B20.cpp
- * @author your name (you@domain.com)
- * @brief 
- * @version 0.1
- * @date 2020-06-09
- * 
- * @copyright Copyright (c) 2020
- * 
- */
-
-#include "DS18B20.h"
-
-#define STARTCONV 0x44
-#define READSCRATCH 0xBE // Read EEPROM
-#define TEMP_LSB 0
-#define TEMP_MSB 1
-#define SCRATCHPADSIZE 9
-#define OFFSET_CRC8 8 /**< 9th byte has the CRC of the complete data */
-
-//Printf debugging
-//#define DS_DEBUG
-
-int Ds18B20::readDevices()
-{
-    byte addr[8];
-
-    int amount = -1;
-    while (this->mDs->search(addr))
-    {
-        amount++;
-    }
-    this->mDs->reset_search();
-    return amount;
-}
-
-int Ds18B20::readAllTemperatures(float *pTemperatures, int maxTemperatures)
-{
-    byte addr[8];
-    uint8_t scratchPad[SCRATCHPADSIZE];
-    int currentTemp = 0;
-
-    while (this->mDs->search(addr))
-    {
-        this->mDs->reset();
-        this->mDs->select(addr);
-        this->mDs->write(STARTCONV);
-    }
-    delay(750);
-
-    while (this->mDs->search(addr))
-    {
-        this->mDs->reset();
-        this->mDs->select(addr);
-        this->mDs->write(READSCRATCH);
-
-        // Read all registers in a simple loop
-        // byte 0: temperature LSB
-        // byte 1: temperature MSB
-        // byte 2: high alarm temp
-        // byte 3: low alarm temp
-        // byte 4: DS18S20: store for crc
-        //         DS18B20 & DS1822: configuration register
-        // byte 5: internal use & crc
-        // byte 6: DS18S20: COUNT_REMAIN
-        //         DS18B20 & DS1822: store for crc
-        // byte 7: DS18S20: COUNT_PER_C
-        //         DS18B20 & DS1822: store for crc
-        // byte 8: SCRATCHPAD_CRC
-        for (uint8_t i = 0; i < 9; i++)
-        {
-            scratchPad[i] = this->mDs->read();
-        }
-        uint8_t crc8 = this->mDs->crc8(scratchPad, 8);
-
-        /* Only work an valid data */
-        if (crc8 == scratchPad[OFFSET_CRC8])
-        {
-            int16_t fpTemperature = (((int16_t)scratchPad[TEMP_MSB]) << 11) | (((int16_t)scratchPad[TEMP_LSB]) << 3);
-            float celsius = (float)fpTemperature * 0.0078125;
-#ifdef DS_DEBUG
-            Serial.printf("\r\nTemp%d %f °C (Raw: %d, %x =? %x)\r\n", (currentTemp + 1), celsius, fpTemperature, crc8, scratchPad[8]);
-#endif
-            /* check, if the buffer as some space for our data */
-            if (currentTemp < maxTemperatures)
-            {
-                pTemperatures[currentTemp] = celsius;
-            }
-            else
-            {
-                return -1;
-            }
-        }
-        currentTemp++;
-    }
-    this->mDs->reset();
-#ifdef DS_DEBUG
-    Serial.println(" No more addresses.");
-    Serial.println();
-#endif
-
-    return currentTemp;
-}
\ No newline at end of file
diff --git a/esp32/src/PlantCtrl.cpp b/esp32/src/PlantCtrl.cpp
index 046db81..cac54a4 100644
--- a/esp32/src/PlantCtrl.cpp
+++ b/esp32/src/PlantCtrl.cpp
@@ -19,6 +19,7 @@ Plant::Plant(int pinSensor, int pinPump, int plantId, HomieNode *plant, PlantSet
     this->mPinPump = pinPump;
     this->mPlant = plant;
     this->mSetting = setting;
+    this->mPlantId = plantId;
 }
 
 void Plant::init(void)
@@ -53,6 +54,9 @@ void Plant::addSenseValue(void)
     int raw = analogRead(this->mPinSensor);
     if(raw < MOIST_SENSOR_MAX_ADC && raw > MOIST_SENSOR_MIN_ADC){
         this->moistureRaw.add(raw);
+    } else {
+        int plantId = this->mPlantId;
+        Serial << "ignoring sensor " << plantId << " value due to being strange " << raw  << endl;
     }
 }