Top leaves yellow?? Help

[jack06041989]

Any idea why the babies are going yellow??
I use peat free compost which is the right ph
HLG light on 10000 on lux meter
Been juts feeding ph water
Thanks in advance

 

[lusidghost]

Any idea why the babies are going yellow??
I use peat free compost which is the right ph
HLG light on 10000 on lux meter
Been juts feeding ph water
Thanks in advance

This always happens to my clones if they took too long to root. It always clears up when I give them nutrients.