diff --git a/Arduino/CanGrow/CanGrow.ino b/Arduino/CanGrow/CanGrow.ino
index 2358aca..ffaf59d 100644
--- a/Arduino/CanGrow/CanGrow.ino
+++ b/Arduino/CanGrow/CanGrow.ino
@@ -994,6 +994,7 @@ void loop() {
   unsigned int secondsSunrise = (SunriseHour * 60 * 60) + (SunriseMinute * 60);
   unsigned int secondsToday = (timeClient.getHours() * 60 * 60) + (timeClient.getMinutes() * 60) + timeClient.getSeconds();
   unsigned long currentRuntime = millis();
+  byte lightHours;
   
   // first we call webserver handle client
   webserver.handleClient();
@@ -1007,9 +1008,20 @@ void loop() {
     Serial.println(secondsToday);
     //Serial.println("yolo");
     
-    // check if secondsToday is larger then secondsSunrise time
-    if(secondsToday >= secondsSunrise) {
+    // calculate acutal DayOfGrow
+    DayOfGrow = int(ceil(float((timeClient.getEpochTime() - GrowStart) / 60 / 60 / 24)));
+    // decide if we are in Veg or Bloom phase of grow
+    // when DayOfGrow is larger then DaysVeg we must be in Bloom
+    if(DayOfGrow > DaysVeg ) {
+      lightHours = LighthoursBloom;
+    } else {
+      lightHours = LighthoursVeg;
+    }
+    
+    // check if secondsToday is larger then secondsSunrise time AND if secondsToday is smaller then the sum of secondsSunrise + seconds of lightHours
+    if( (secondsToday >= secondsSunrise) && (secondsToday <= ( secondsSunrise + (lightHours * 60 * 60) ) )){
       // turn on light
+      // TODO write a LED control function which takes also takes care of UseLEDrelais
       analogWrite(PINled, PINled_PWM);
     } else {
       // turn off
@@ -1287,7 +1299,7 @@ void WEBroot() {
     body += returnStrDateFromEpoch(GrowStart);
     body += "<br>";
     body += "Day of Grow: ";
-    body +=  int(ceil(float((timeClient.getEpochTime() - GrowStart) / 60 / 60 / 24))) ;
+    body +=  DayOfGrow;
     body += "<br>";
     body += "Soil Moisture: ";
     body += getSoilmoisture(MoistureSensor_Type);