2 Different Problems

Need some help 1st problem is, one of my babies 1 1/2 weeks old is starting to form brown specs and the leaves are starting to curling up. My second problem is the leaves on my bigger plant have these light green discoloration spots and deformed leaves.

First few look like heat stress, other ones look fine, maybe slight nitrogen deficiency.

first photo looks like heat stress at mentioned above , the other photo that hes alittle lite green on it i wouldnt even worrie about it man, just let it grow another 7 days and start it on nutes at 1/4 strenght

Thanks for the help ill move the little one further away from the light.