No matter what I do the ph in my 1 DWC rez is 6.3

Meast21

Well-Known Member
Sounds like you're battling with the buffers in your tap water. Switch to RO or stop worrying about it. (You are still in range, alot of nutrient lines advise not to adjust the ph if its in between 5.5-6.5 )
ok but I've had the same tap water in my house for 7 years, ph out of faucet 7.4/160 ppm... Whats the easiest way to add RO water system to my basement sink? ... i would do a whole house RO water, but I heard its not healthy to drink bc of low ph???
 

VincenzioVonHook

Well-Known Member
It sounds like you re already set in your opinion anyway. Everyone here has offered their part a few times and you seem to immediately know they are wrong, so why not just trust your plants communication via the form of progress and stop worrying? Usually rising PH just means the plant is feeding and the postively charged/ acidic ions that lower Ph are being used up quicker than the water and alkaline buffer compunds are considering most alkaline compounds are buffers not macros. I wouldn't worry. swing is good as some compounds are mare available at 6.4 than 5.4, and vice versa.

If your so sure everyone's advice is off, why not try some of their suggestions and prove yourself right? You are saying that its never happened before, but you have never grown these exact plants in the exact environment before. there are so many variables that the whole "its never happened before" doesn't really hold up.
 
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Meast21

Well-Known Member
Sounds to me like ya plants are happy at that ph. If there not showing any issues. Leave em be but monitor em. I having a similar issue at minute. My ph just won't stop dropping. 6.0 every morning . Next morning 5.7. Rest rinse repeat ph issue again. But ec is also going down too, and my understanding so long as ec is going down and ph is rises shits good.anything different not so good, but this time and last grow same issues and results last time was fairly good. And this time time with a tweak or two and a co2 bag, things have been kinda mind-blowing. But with same ph issue.
My plants all wilted and died. Stems turned purple and stopped driniking ph was stuck at 6.3... For the last month it seems like I can't get my ph below 6.3 even after I Ph down day after day.
 

Meast21

Well-Known Member
It sounds like you re already set in your opinion anyway. Everyone here has offered their part a few times and you seem to immediately know they are wrong, so why not just trust your plants communication via the form of progress and stop worrying? Usually rising PH just means the plant is feeding and the postively charged/ acidic ions that lower Ph are being used up quicker than the water and alkaline buffer compunds are considering most alkaline compounds are buffers not macros. I wouldn't worry. swing is good as some compounds are mare available at 6.4 than 5.4, and vice versa.

If your so sure everyone's advice is off, why not try some of their suggestions and prove yourself right? You are saying that its never happened before, but you have never grown these exact plants in the exact environment before. there are so many variables that the whole "its never happened before" doesn't really hold up.
I had this same strain for almost 3 years now.
 

VincenzioVonHook

Well-Known Member
I had this same strain for almost 3 years now.
There is still a lot of phenotypic and environmental variation when to comes to uptake, even with the same strain..I've had three of the same strain side by side, all feeding differently with differing pH. You could also have the same product, but the manufacturer could have sources compounds from different providers at different times. There world is full of variables.

There definately had to be something else up though. That's sad to see straight up death.
 

Meast21

Well-Known Member
There is still a lot of phenotypic and environmental variation when to comes to uptake, even with the same strain..I've had three of the same strain side by side, all feeding differently with differing pH. You could also have the same product, but the manufacturer could have sources compounds from different providers at different times. There world is full of variables.

There definately had to be something else up though. That's sad to see straight up death.
Idk its wierd, its only doing it with the one strain. Although other tents/rez's have down it a little.... Could it be bad ph down? I've had the same bottle of ph down for a few years. Meaning I just take 1 gallon of ph and pour it into a smaller jug.... I'm going to get a new ph down tommorrow that is suppose to be more stable. IDK
 

VincenzioVonHook

Well-Known Member
Idk its wierd, its only doing it with the one strain. Although other tents/rez's have down it a little.... Could it be bad ph down? I've had the same bottle of ph down for a few years. Meaning I just take 1 gallon of ph and pour it into a smaller jug.... I'm going to get a new ph down tommorrow that is suppose to be more stable. IDK
Sadly I am nowhere near knowledgeable enough to figure this one out. Best of luck.
 

Father Earth

Well-Known Member
Your plants didn't die because your pH was 6.3. You did not provide balanced nutrition. Work on your nute feeding from scratch. Every grow things change. I woke up one morning and my tap ppm increases 70 ppm and the ph went down 1.3. Things change, you should change to continue work on providing balanced nutes. And listen to the help you receive.
 

Wastei

Well-Known Member
My plants all wilted and died. Stems turned purple and stopped driniking ph was stuck at 6.3... For the last month it seems like I can't get my ph below 6.3 even after I Ph down day after day.
No plant wilt and die at pH 6.3. You could run that successfully with green and pristine growth from start to finish. You got bigger problems you need to sort out.

In DWC it's crucial to keep the root zone clean and clear from any biofilm. This can be accomplished by using bacteria cultures like bacillus amyloliquefaciens in commercial product like Hydroguard and Southern AG garden friendly fungicide or with oxidizers.

Oxidizers are generally more effective and it's easier to use with higher water temps with less cleaning between runs. I've used regular bleach (sodium hypochlorite) for many years in Aero, DWC and coir. 3-5ppm is recommended in DWC. Here's the dilution calculator Chlorine dilution calculator
 

Meast21

Well-Known Member
Well I have this plant and another strain in the same rez and this plant on day 35 of flower (Or I'm just seeing it now) has the same leaf damage I posted. I'm thinking its the strain itself.
 

Father Earth

Well-Known Member
Well I have this plant and another strain in the same rez and this plant on day 35 of flower (Or I'm just seeing it now) has the same leaf damage I posted. I'm thinking its the strain itself.
I'll try my best to help you get this sorted. But let me ask you this? First you blamed ph, now you are blaming your strain? Take ownership of your mistakes. So you can get this fixed... Like a told you a few days ago you aren't providing Balanced nutrition. Let's first start with your nutes and see what's in it. Post pics of your npk and trace elements information.
 

Meast21

Well-Known Member
I'll try my best to help you get this sorted. But let me ask you this? First you blamed ph, now you are blaming your strain? Take ownership of your mistakes. So you can get this fixed... Like a told you a few days ago you aren't providing Balanced nutrition. Let's first start with your nutes and see what's in it. Post pics of your npk and trace elements information.
It's General hydroponics line technaflora line (link below). Been using it for 10 years with no problems. Like I said I got 3 plants in one rez and the plant I'm having issues with has leaf issues. The other 2 plants which are a different stain is fine. Its just this strain... Took the leave to my hydro guy and he said it was cal/mag issues. So I added calmag to the rez. Cal/mag is in the technaflora line I posted below so idk.... Ur telling me the strain just can't go bad for some reason? This only happens when the plant gets bigger in DWC.

Recipe for Success - Technaflora
 
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