Help on diagnosis?

[mastermind96]

Strain info and the ladies themselves, from seed

 

[mastermind96]

I only have a 60x60x120 tent so very limitied on space, on the other side of room got some purple alaskan seedlings that sre doing okay

 

[Covert Cannabis]

Hello
The symptoms have started a out 2 days ago and now half the leaf is yellow/whitish? As well as an older fan leaf which i think has tirogen toxicity?
Any advice would be much appreciated

most likely nute issues or possibly fungus gnats

 

[mastermind96]

most likely nute issues or possibly fungus gnats

most likely nute issues or possibly fungus gnats

I have noticed tiny cobwebs in past in tent which have been dealt with and iv only ever seen 1 tiny spider, but will keep an eye on the gnats

 

[Covert Cannabis]

I have noticed tiny cobwebs in past in tent which have been dealt with and iv only ever seen 1 tiny spider, but will keep an eye on the gnats

make sure its not a spider mite