Please help me identify this problem !

I believe this is a deficiency of some kind.
I am leaning toward magnesium def.
I started a water only regime until I get it figured out.
I am using an indoor grow box ( The Producer )
I am using a mixture of Foxfarm ocean mix and sunshine mix #4 in 1 gallon pots, bottoms lined with clay pebbles.
I use only Earth Juice brand nutrients: grow, bloom, meta k, catalyst,microblast, natural PH up, sweet & heavy (not added yet) and molasses.
I use Reverse Osmosis water.
I use Co2 set on 6 (currently off until I figure this out)

I have not been doing alot of PHing of my water or teas because I havent been able to afford a meter yet. I have been using color coded test strips but they arent the most reliable. I am getting my ph meter this week while the plants are flushing.

Please look over the pictures below and help me identify this problem.
Thank you in advance.

Dank Gorilla
 

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er0senin

Well-Known Member
how long has it been in flower?

this looks like nutritient def.. i would start adding MORE nutes and not flush :).
 

er0senin

Well-Known Member
maybe add a bit more nutes then.. personaly i would since it looks like u need more of all nutes cinda n/p/k/mg/cal etc:P. plants tend to eat most nutes in 4-6 week of bloom from my experience...

but hell i dunno, if you know when it finishes and it is close it might just be yellowing due to that it is ending its flowering cycle. be advised that the days stated on the seed package is nothing to follow. only grow reports and experience over strain and phenotype will give a perfect answer the

Picture 2/9 looks a bit like overwatering
 

SFguy

Well-Known Member
i owuld stop ph ing... your in soil.. having to ph your water is a hydro thing bro the soil will buffer it.. i use regular tap water straight outta the hose.... its good for the garden and doesnt kill my squash/tomatoes/lettuce/weed
i have never phd one time in soil!

overwatered.. i try to let my plants go as long as possible without drooping leaves before i water.. then they get a nice heavy flood.. then dry out again.. longest between was 9-12 days between watering my 5 g buckets. typical is about 7-9 days between flooods
 

PSUAGRO.

Well-Known Member
What "natural ph UP" are you using???.......... RO systems filter out cal/mag........Any of your nutes/additives contain cal/mag??
 
i owuld stop ph ing... your in soil.. having to ph your water is a hydro thing bro the soil will buffer it.. i use regular tap water straight outta the hose.... its good for the garden and doesnt kill my squash/tomatoes/lettuce/weed
i have never phd one time in soil!

overwatered.. i try to let my plants go as long as possible without drooping leaves before i water.. then they get a nice heavy flood.. then dry out again.. longest between was 9-12 days between watering my 5 g buckets. typical is about 7-9 days between flooods
Thanks for taking the time to reply SF.
I agree with the soil needs with water, I only recently started PHing my water on a friends suggestion. It wasn't something I was previously doing before this whole thing started happening to my plants. As far as over watering the ladies goes I had considered the same thing, If I skip a day, they are usually droopy leafed the next morning. Seems like the soil is pretty dry as well. The grow box I use is pretty small and the plants are only in 1 gallon buckets. They tend to dry out pretty quickly, I will keep your points in mind though.


Thanks again.
 

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What "natural ph UP" are you using???.......... RO systems filter out cal/mag........Any of your nutes/additives contain cal/mag??
Hello psuagro-

I appreciate the pop in.
Calmag was the first thing I steered to. I forgot to mention that. sorry.
Im using Earth Juice brand calmag in my in between waterings. Perhaps Im not adding enough.
I am also using Earth Juice Natural Up for my ph adjuster.
Thanks again for your advice, any and all is appreciated.
 
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