Yellow spots on my leaves

[Flyg34]

HELLO AND THANKS IN ADVANCE FOR ANY ADVICE SO THIS IS MY FIRST GROW I AM GROWING IN A TENT INDOORS USING A 400 WATT LED LIGHTING AND ALSO PUT ANOTHER LED I HAD LAYING AROUND IN THERE ALSO I HAVE IT ON A 20/4 LIGHT CYCLE PH BALANCED WATER AT 6.5 MY PLANT ARE LITTLE OVER 2 WEEKS AND I NOTICED SMALL YELLOW SPOTS ON ONE. IN THE BEGINNING I WAS MIXING MY NUTRIENTS WRONG USING TABLE SPOON INSTEAD OF A TEASPOON THE RECIPE CALLED FOR I ALSO HAVE SPILLED WATER ON THE LEAVE WHILE WATERING SHOULD I BE CONCERNED OR ANY SUGGESTIONS ?

 

[Scrogdawg]

You got a little nute burn from the overfeeding. Maybe flush and reset if they get worse. I probably wouldn't feed any nutes on the next watering. Nothing really to worry about in the big picture.