Need some help here while she's young

Have a 5 week old showing some signs of def. or nibblers using coco coir and coco canna 15ml 4-0-1 and 15ml 1-4-2 per 1gallon tap PH 5.8 too6.0 i am top feeding it once a cycle in 3 1/2 gallon pot bout 3 cup or until i see soak through in bottom tray. It seems too hold moisture ok top feeding but might not be enough"please advise" My first time using coco although i really like it so far.
Just transplanted bout week ago from 16oz cup too existing container.Using 2 120w LED bout 8 in from top at10 and 2 oclock Enviroment isnt done atm got it sooner than i wanted so its enviroment isnt great any suggestions would be much appreciated shes young and fragile help HER! She seems very healthy and fruitful
Here are some pics best i could do :

The way that half of certain leaf blades are deformed is commonly caused by Phosphorus def.

Thanks for the info hope too see some suggestions on how too fix this before its too late. Cant seem too find a post in here for fixing this issue Help would be much apreciated

Bone Meal & High-Phosphorus Guano are the best sources of P imho. Make them into a tea for instant release.

Thanks ill try that let ya know how it goes.Are there any threads on coco coir growing ?

Yeah, sticky thread in the Indoor Growing section.