Someone help! Are 3 x 600w hps lights too much for a 2.4m x 2.4m x 2m grow tent?

NoviceKing

Active Member
Post it here, others will be able to help if I can't
Bro a dont know whats wrong were looking fine couple days ago just under two weeks old all 3 strains looking different obvs they grow differently but some of the plants have started turning bending away from the light and some falling over i dont know why but looks like there is still growth, temps and humidity are ideal.. using 400hps dual spectrum about 20inch away as raised a little today also have different pigmintations on leaves and other marks brown ones and yellow will uplouds pocs now Please help guys
 

NoviceKing

Active Member
Pics and more info!
image.jpgphotos below, what other info, some arw lacking groth, some look like under nutrient, some like over fed, some look yellowy, some have brown black dots on...and why is the best one sudenly flopping away from light... i have barely been given them any feed first few days just enough from what ive been told has worked from peopl water alwYs phd and temp and himiidt good...
 

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Flowki

Well-Known Member
Seedlings can get lanky and begin to fall over, you can find a way to support them.

What do you use for feed?. Are you watering to saturation but also clearing away the run off?. With how small those cups are you don't have much room for error. Over drying is a risk but also quicker to build up salts and/or shift ph if not enough run off. Poke a few more holes in the lower section of the cups if you haven't done it already.

If you have all that in order somebody will be able to recommend your specific nutrient strengths if they've used the line before.
 

NoviceKing

Active Member
Seedlings can get lanky and begin to fall over, you can find a way to support them.

What do you use for feed?. Are you watering to saturation but also clearing away the run off?. With how small those cups are you don't have much room for error. Over drying is a risk but also quicker to build up salts and/or shift ph if not enough run off. Poke a few more holes in the lower section of the cups if you haven't done it already.

If you have all that in order somebody will be able to recommend your specific nutrient strengths if they've used the line before.
thanks for feed back mate, not sure if theyve been getting the best drainage so ive cut better holes in a flushed them out with nothing but water put on a new clean tray and going to go check tomorrow afternoon see if the looking any better, been feeding using canna a n b nutes with sime cal mag not sure if ive been giving them too little or what! But yeah flushed any salt build up gona go check tomorrow if they oooking a little better might add a couple i.u’s. Not ml’s! Also thinkng about putting the light up to 600wvnow and lifting it up. I just would like to know what the brown dots are and yellow marks why they are also not all growing close to save rate?? Im stuck
 

boilingoil

Well-Known Member
thanks for feed back mate, not sure if theyve been getting the best drainage so ive cut better holes in a flushed them out with nothing but water put on a new clean tray and going to go check tomorrow afternoon see if the looking any better, been feeding using canna a n b nutes with sime cal mag not sure if ive been giving them too little or what! But yeah flushed any salt build up gona go check tomorrow if they oooking a little better might add a couple i.u’s. Not ml’s! Also thinkng about putting the light up to 600wvnow and lifting it up. I just would like to know what the brown dots are and yellow marks why they are also not all growing close to save rate?? Im stuck
What flavor of water? What nutrient strength? What pH?
 

Flowki

Well-Known Member
thanks for feed back mate, not sure if theyve been getting the best drainage so ive cut better holes in a flushed them out with nothing but water put on a new clean tray and going to go check tomorrow afternoon see if the looking any better, been feeding using canna a n b nutes with sime cal mag not sure if ive been giving them too little or what! But yeah flushed any salt build up gona go check tomorrow if they oooking a little better might add a couple i.u’s. Not ml’s! Also thinkng about putting the light up to 600wvnow and lifting it up. I just would like to know what the brown dots are and yellow marks why they are also not all growing close to save rate?? Im stuck
Check your water supply online via post code. It will let you know if it's soft etc.

You don't want to flush coco with plain water in just about any situation. Are you sure the cana a+b you are using is coco specific?, it should be on the bottle and should auto ph. If memory serves me right cana a+b also has calcium and mag in it so you should not need any cal mag. Do check the label though.

If the above is all good then give them 1/3 strength (equal amounts of both) for a few days then step up to 1/2 if you see signs of them picking up vigor. Cuttings can go direct to half strength but they have more root/leaf mass to take it. Since you've flushed now, give them a little extra run off next time to get some more of the 1/3 strength solution back into the coco. Ironically, flush out the flush ;p.

Again this is going off memory, if anybody knows for sure do correct me.
 

NoviceKing

Active Member
What flavor of water? What nutrient strength? What pH?
Flavour of the water???? That isnt a joke is it? And nutrient strength, will have to check bottle find out for you... but barely been using any just littlerally a few drops per little way less than half advised
 

NoviceKing

Active Member
Check your water supply online via post code. It will let you know if it's soft etc.

You don't want to flush coco with plain water in just about any situation. Are you sure the cana a+b you are using is coco specific?, it should be on the bottle and should auto ph. If memory serves me right cana a+b also has calcium and mag in it so you should not need any cal mag. Do check the label though.

If the above is all good then give them 1/3 strength (equal amounts of both) for a few days then step up to 1/2 if you see signs of them picking up vigor. Cuttings can go direct to half strength but they have more root/leaf mass to take it. Since you've flushed now, give them a little extra run off next time to get some more of the 1/3 strength solution back into the coco. Ironically, flush out the flush ;p.

Again this is going off memory, if anybody knows for sure do correct me.
Thanks and flowki owe you a bit now, gona check out tomorrow see whats happening and how they doing will check nutes and other things for details but pretty sure itball right will double check thou
 

NoviceKing

Active Member
Amd thanks to all for your help meams alot.... i think my problem was not enough drainage the holes in the cups were to small so thats why i cut bigger ones to flush all salts out and any nutes trapped in bottom of cup.. kinda clean out, see how they do over next couple days? Should i raise ligh and put up to 600w yet as theres 20 and they alll couple in with few leaves orrrr? Was wven gona re pot the gg this weekend but thinking waiting another few days cause of the issues at hand hopefully once it clears up i can safely transpalnt
 

NoviceKing

Active Member
Check your water supply online via post code. It will let you know if it's soft etc.

You don't want to flush coco with plain water in just about any situation. Are you sure the cana a+b you are using is coco specific?, it should be on the bottle and should auto ph. If memory serves me right cana a+b also has calcium and mag in it so you should not need any cal mag. Do check the label though.

If the above is all good then give them 1/3 strength (equal amounts of both) for a few days then step up to 1/2 if you see signs of them picking up vigor. Cuttings can go direct to half strength but they have more root/leaf mass to take it. Since you've flushed now, give them a little extra run off next time to get some more of the 1/3 strength solution back into the coco. Ironically, flush out the flush ;p.

Again this is going off memory, if anybody knows for sure do correct me.
The water supply is 24mg - so moderate which is alright everytime i phd it out the tap its always around 5.8...
 
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