Auto Skywalker Haze ,First time

Second Week,finally came my new LED ,Lumii black 720 W with a starting ballast, i measured 600ppm about 50 cm from the plants , I started with nutritions adding ,following Bio Bizz feeding schedule week one because my soil was Light Mix with enough nutritions for the first week ,BUT with some 40 % from the recommended, just to see how my plants handling.,Water pH 6.3 1 Liter ,and 400 to 500 PPM ,after feeding next two watering every second day just pure water and checked Runnoff . On the day 13 I decided to Topping two of them because third was one day later and somehow slowly,