Why are leaves light green

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PK1

PK1

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i do pour 250ml of water over the hydoton each day a few times. but so i should also move the dripper around too.

could it be the seeds that were poor to cause that deficiency ? because its strange the one on the bottom left is fine.
ya, move the dripper around everyday so water sources are coming from different areas.
what is your current ph and ec?
 
Shayne010944

Shayne010944

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ya, move the dripper around everyday so water sources are coming from different areas.
what is your current ph and ec?
current ec 1.0 and i set ph to 5.7 but it seems to drift up to 6.2 so i keep taking it back to 5.7. seems i need to lower the ph couple times a day is that strange ?
 
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PK1

PK1

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current ec 1.0 and i set ph to 5.7 but it seems to drift up to 6.2 so i keep taking it back to 5.7. seems i need to lower the ph couple times a day is that strange ?
bring it lower to 5.5 and let it raise. The plant needs to go through range of ph so it can grab all the nutrients it needs.
here is a chart to use and stabilizing the rez, but don't be concerned if the ph is raised when you wake up in the morning. also, when the roots grow into the water than it will get more stabilized imo.
PH and EC fluctuations in Hydroponics 768x576
 
PK1

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also, remember that water levels do fall and the ec gets higher and the ph changes. Filling the water line will balance things out again and you find that you don't need to us ph. I wouldn't feed those seedlings 1.0ec more like 0.5 to 0.8 ec so that just tells me your water levels have dropped or you are feeding to hot
 
Shayne010944

Shayne010944

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also, remember that water levels do fall and the ec gets higher and the ph changes. Filling the water line will balance things out again and you find that you don't need to us ph. I wouldn't feed those seedlings 1.0ec more like 0.5 to 0.8 ec so that just tells me your water levels have dropped or you are feeding to hot
i was using the chart you listed. first week was 0.6ec which raised to 0.8.

did a rez change 2 days ago and new nutes 1.0ec - i did add 3 Litres of top up plain water to bring my level back up as it was hot here - the ec didnt lower when i added the 3 liters which it dropped.

checked ec today and still 1.0ec.
 
Shayne010944

Shayne010944

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im used to coco / this is my first hydro run and having hell lol
 
Shayne010944

Shayne010944

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few new pictures from today - new water chiller connected and running .

topped up 3 Litres of water which has now lowered my EC from 1.0 down to 0.8 - does this mean they are using the nutes ?
 
Observationist

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also, remember that water levels do fall and the ec gets higher and the ph changes. Filling the water line will balance things out again and you find that you don't need to us ph. I wouldn't feed those seedlings 1.0ec more like 0.5 to 0.8 ec so that just tells me your water levels have dropped or you are feeding to hot
There’s a company that starts out With 3.0ec, with clones. down to 1.0 ec in late flower.
 
jguit

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If those pics were taken under LEDs, your plants look good! I think PK1 answered your EC question with the chart he posted a few msgs above.
 
PK1

PK1

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lol, i'm in one too many journals and i missed a few to get back too. If this ever happens again just come to my journal and ask away brah.
@jguit is right, i dropped that chart for the EC question.

Your plants look okay to me. The only thing i was wondering is between the two pots there is a drop down on the rez which i think the water drains. IF light gets to this area than you are gonna be dealing with issues. lets just say, you don't want any light hitting any water. lol, i ran my rez without chiller and in summer i had to drop a bottle of coke that was frozen with water inside of it.

at your stage water drop is very minor and you probably fill it up every week or so . Later in flower you'll be filling the rez every two/three days. plants drink more and some of the water also goes away because of the temps and all.
 
Shayne010944

Shayne010944

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Few pics from tonight . 3 look great. 1 of them (top right doesn’t seem to good, well it did today but its 30min before lights out so maybe that’s why it’s dropping). Seems strange the others are not though

Also done some topping and lst to bottom left one . Other ones I’ll give some more time before lst

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F0C5EECB D178 4045 9C99 8A7BB4FEC375
EF4E8343 E004 430D B3B7 F514D7FACECE
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