Can someone tell me what is happening to my 2 plant out of 4 i think mabye need to feed not sure had nute burn so have bine low and slow on everything

[JDIGGS]

Leaves are limp light colour on the new growth the 2 that are having the problem where my best plants tell recent if anyone has any info that would be awesome from Canada

 

[Wolfe]

Looks like a it could be a nitrogen deficiency to me. Top dress with some nutrients maybe. . Are you expecting to transplant.? That might help as well.