hope someone knows

trombon84

Well-Known Member
Hello everybody,
These are some monster yielding stiffs under 100.000 lumens ONLY CFL. 45.000 lumens comes from the side and 55.000 from the top.
-350 cavum exhaust fan
-10.000 bit ac (intake)
-GH nutrients (I use only 1/2 bit solution for now)
-PH: 5.5-6.0
-temp day: 72-80
-temp night: 58-65

They are now in the third week and they are doing pretty good. The lights from the side seem to work good because the plants are VERY bushy with very close internodes.

The problem is that, first of all those brown (burn) spots appeared on just a couple of leaves and the lower leaves are turning yellow. Im thinking that it might be a K deficiency? the PPM is 1300 ... so they have plenty nutrients...

So if anybody know or have any idea about this, I would appreciate it.

peace out
 

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Yeah could be that tin foil you got all around em. Causes hot spots. I see you have milar on the
walls thats perfect, but the tinfoil around the plant could be it.

Other than that they look awesome.
 
i put that aluminum foil few days ago, after that thing happened, to keep the hydroton dark. i dont think is that foil ...
 
of course u add them. and after that u divide with how many squere feet you have and you find out how many lumens per sq foot u have.
but still nobody knows whats wrong with these plants?
 
well you may have 100,000 lumens coming out of the bulbs but prolly 15-20,000 hitting the plants....

as for your plants they look a little to small for 1300ppm i would flush and start with 6-800ppm max and see how they do.

they don't look like they are getting N tho since the leaves aren't super dark so maybe its locked out.
 
well you may have 100,000 lumens coming out of the bulbs but prolly 15-20,000 hitting the plants....

as for your plants they look a little to small for 1300ppm i would flush and start with 6-800ppm max and see how they do.

they don't look like they are getting N tho since the leaves aren't super dark so maybe its locked out.

yeah, the ppm was way to much. 2 days ago i diluted it with water and they start doing better and keep growing(now is at 800). They stoped groiwing for about a week because I shocked them with the nutrients...i think...
This plant are sativas, so they wont get to dark green anyhow...
Thanks for your reply tho. appreciate it
 
I think it just needs to ventilate the area better, if its not the ph

The area is ventilated very well. I have the 10.000 btu intake and a 12' oscillating fan. I'm pretty sure that there is a lot of air circulation there.
The problem I think was that I overfertilized them.
 
just took these picsbongsmilie
 

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