HYDRO something wrong with plants :(

dandruff

Well-Known Member
What is your RH? 62%? Like in the pic? Does it say your temp is 31.1c? the screen in the pic is hard to make out on my desktop.
Did you recently transplant them into larger cubes?
Water temp?
Did you recently spray them with any kind of pesticide?
 

MS-13

Member
Yeah, the temperature of the room is kinda high now. About 30C-31C. This could be of the heat stress?

No pesticides. Only tap water every 2-3 hours.

Water temp is about 20C
 

kingromano

Well-Known Member
edit because i didnt see your answer at first

: without doubt lack of oxygen in the root zone
you must do more cycles at the beginning to give oxygen to the roots and allow them to establish, then you can slowly increase your feeds frequency

and high temps dont help because it makes the root zone hotter, so it reduces oxygen ... and makes overwatering symptoms worse
 
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LinguaPeel

Well-Known Member
Yep, check them roots, you got root rot.
Also known as hydro. Here's the fix: Grow plants in soil and ask yourself why the hell you shop at a chemical grow store, then have problems with natural plants grown in bullshit situations .
 

GBAUTO

Well-Known Member
More info on your grow style would help as well as pics of the roots. Plants are definitely NOT happy.
 

5BY5LEC

Well-Known Member
Also known as hydro. Here's the fix: Grow plants in soil and ask yourself why the hell you shop at a chemical grow store, then have problems with natural plants grown in bullshit situations .
Adding a bennie tea with myco, trichoderma, and various bacteria helps to maintain a more "soil like" grow as far as micro-organisms are concerned. I personally think the trichoderma is the main player. It literally seeks out and feeds on pathogens. In soil and hydro.
 

Keesje

Well-Known Member
you must do more cycles at the beginning to give oxygen to the roots and allow them to establish, then you can slowly increase your feeds frequency
There is plenty of oxygen around the roots in the 2 or 3 hours between the cycles. Or perhaps you mean something else.
Although I also think that especially when your rootballs are not big yet, cycles of an hour would be better. Only wet roots can absorb oxygen.

and high temps dont help because it makes the root zone hotter, so it reduces oxygen ... and makes overwatering symptoms worse
His water temperature is around 20 degrees. So that is good anyway. Even a bit cold in my opinion (but that is just an assumption) Perhaps the temperature in between his watemoments will rise, but then there is plenty of oxygen in gaseous state.

I think that the people who mentioned some kind of root rot are more right.
 

OldMedUser

Well-Known Member
Going to get stem rot with the stems closed in like that too.

Looks like root rot already. Peroxide the hell out of them. 5ml/L of 29+% daily to wipe it out but it looks too late. If you're going to attempt to save them spray the leaves with lots of water to keep them hydrated and use way lower light levels until they revive. I've done lots of DWC and have saved a few in my day. Only lost a couple of plants in almost 20 years.

Good luck.

:peace:
 

OldMedUser

Well-Known Member
Yeah, the temperature of the room is kinda high now. About 30C-31C. This could be of the heat stress?

No pesticides. Only tap water every 2-3 hours.

Water temp is about 20C
Definitely need more info about your methodology. No nutes? Good tap water? Air stones?

30 isn't too hot but 25 is better and root temps should be 17 or so, 65 - 68F, to help prevent root pathogens from taking hold. They grow crazy mad at 65.

:peace:
 

TacoMac

Well-Known Member
Hello, this is the 10th vegetation day, something is wrong with the plants. Maybe anybody could help??
Photos included


Best regards,
1. Lose the gang name.
2. I mean this in all seriousness - never go all in on a method you know nothing about, especially on a large scale.

In my opinion, nobody should try hydroponics until they're at the very least well versed in soil grows. The reason for that is simple: Soil grows are far more forgiving than hydroponics. Soil has a constant medium around the plant that can help mitigate most errors making only very egregious errors effect the grow. That enables you to fix errors and continue on.

Hydroponics is a lot less forgiving overall. If you make one good mistake, it's all over.

I would trash all of that and start over in soil with just a couple plants. Get through that grow and then do another. Then do another. By the end of the third grow you should be pretty decent at knowing what you're doing.

Then you do a soil grow alongside a small hydro grow of one or two plants. Practice until you get it right, THEN you can go all in.

Never go all in on something you're not very well versed in. It almost always leads to disaster.
 

OldMedUser

Well-Known Member
In my opinion, nobody should try hydroponics until they're at the very least well versed in soil grows.
Everything I grew in soil was crap then I started DWC in '01 and it blew me away.

Different strokes for different folks but he seems to have it all wrong and no excuse for that with all the info out there to do it right.

:peace:
 

MS-13

Member
Going to get stem rot with the stems closed in like that too.

Looks like root rot already. Peroxide the hell out of them. 5ml/L of 29+% daily to wipe it out but it looks too late. If you're going to attempt to save them spray the leaves with lots of water to keep them hydrated and use way lower light levels until they revive. I've done lots of DWC and have saved a few in my day. Only lost a couple of plants in almost 20 years.

Good luck.

:peace:
Is it possible to heal them to normal? And expect a decent yeld? Or should be thrown away?
 

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MS-13

Member
1. Lose the gang name.
2. I mean this in all seriousness - never go all in on a method you know nothing about, especially on a large scale.

In my opinion, nobody should try hydroponics until they're at the very least well versed in soil grows. The reason for that is simple: Soil grows are far more forgiving than hydroponics. Soil has a constant medium around the plant that can help mitigate most errors making only very egregious errors effect the grow. That enables you to fix errors and continue on.

Hydroponics is a lot less forgiving overall. If you make one good mistake, it's all over.

I would trash all of that and start over in soil with just a couple plants. Get through that grow and then do another. Then do another. By the end of the third grow you should be pretty decent at knowing what you're doing.

Then you do a soil grow alongside a small hydro grow of one or two plants. Practice until you get it right, THEN you can go all in.

Never go all in on something you're not very well versed in. It almost always leads to disaster.
Hello, thanks for youe opinion.
I cant loose that name, because i dont know how to change that in my profile:/
About the growing, i've already did this 2 times and had normal yelds in it, but there was different strains.
Maybe this one reacted this bad to any kind of stress?
Because theese plants had plenty of it. High temperature, growroom and water.
And i've sprayed them with VITALINK FOLIAR. After that this one died...
 

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