Please help!?!?

@Qwert0103 :welcome:Welcome to AFN :welcome:. I am going to move this tread to the infirmary where you will get more eyes on this. In the meantime please fill out the form so we can get some help for your babies.

Please fill in this form: (copy and paste part is below, this first one tell what specifically to include)

-Problem: (brief description)
-Medium/grow method: soil; soilless-- coco, or peat based like Promix, etc. (please provide the actual product name); DWC, NFT, etc.
-Feed and supplements used: include brand, dosage/strength, frequency of feeding and watering (alone); method-- by hand, drippers, rercirc' or drain-to-waste,... N-P-K #'s too if you can!
-Water source: RO/DI; tap- dechlorinated-?..... EC or TDS reading; pH (don't bother with this on RO/DI, do bother with TDS/EC though to confirm it's working well enough)
-Strain and age
-Climate:
night and day ambient T and RH%; res' temperatures; any extremes in T/RH% exposure
- Light used: HID, LED, COB, combo of,... wattage; light cycle hours (20/4, 18/6 , etc.); distance to tops....
-Additional info: PH in the root zone. How long have the plants been affected?...How fast did symptoms appear?... Anything else you think might be relevant..

--Pictures including WHOLE PLANT PICS, and troubled leaves.. use normal light or flash as other light sources ruin color rendering, critical for diagnostics!

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(copy and paste)-->

Problem:

Medium/grow method:

Feed: and supplements used:

water source:

Strain/age:

light used:

Climate:

Additional info:
 
Problem: Yellowing on the inner part of the leaf

Medium/grow method: plant magic plus with added perlite

Feed: and supplements used: ph'd water for the first 10 day. 1/4 strength nutes

water source: ph'd tap water. 24hr open top to help chlorine dissipation.

Strain/age: bcn xxl critical (seed stocker)

light used: 300w led

Climate: grow tent. Well ventilated with extractor and oscillating clip on fan

Additional info: this is a 4 plant grow. 3 others are looking fantastic with no obvious issue. The 4th plant (yellow) has started progressively yellowing. New to the grow scene.
 

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Up your nutrients as they may just be hungry. What brand are you running?
 
I'm running AN nutes. I'll supplement woth cal mag too. Is that worth a shout?
 
I'm running AN nutes. I'll supplement woth cal mag too. Is that worth a shout?
I would start running at 75% strength with AN.
 
OK, I'll up the dose next feed. Thanks for the time you've given. Ill keep you updated. Cheers
 
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