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Sealed room droopy plants

That may be one cause, but there is a lot of things it could be besides that. What's the medium they are in? How much are you watering them? How long does it take for the room to fill with co2?(how long is the generator on) How big is the room? Lots of variables to take into consideration.......lots of mis-information flying around the forums these days, about co2 genny's . I have been running sealed rooms for the better part of a decade and have never had problems running an LP co2 genny. EDIT: they look super dry, do you let them get that dry on purpose?

I hear you say misinformation. What leads you to think that? If you have been using one in a completely sealed room(no intake or exhaust) with success then please chime in with your methods. IF you not in a sealed room then were talking another game. Whats your setup like?
https://www.icmag.com/ic/showthread.php?t=236262&page=38

Check out post 569..

This is how I learned I was dealing with ethylene gas poisoning.

Geto mentions having a dirty flame, however my flames looked blue and I even had the high altitude jets.

I switched to bottles and got what I was looking for. I even went to an exhaust fan for a bit and my drooping plants perked up overnight.

I realize lots run generators/burners no problems but it was not the case for me.

Not for me either my friend. Same boat here currently. In 12 years of growing i have never seen issues as bad as this except russet mites. It is real thing no doubt. Just not enough solid info yet, to new.

FWIW, if ethylene is an issue it should trip a CO alarm with a low set point, <50ppm. Newer household CO alarms will alert at 70-100+ ppm, held for a duration of 5-10 minutes. Partial combustion is easy to observe, though not exactly a reliable test.



If you believe it's misinformation, join the discussion and contribute your experience. Nothing is advanced by only hearing one side.
FWIW i had a carbon monoxide detector that never tripped but i just know i had ethylene damage, it had to be. I never got a "coal mine canary" or tested my air like an idiot. I just brought in fresh air asap to salvage what i could from my ladies and i have seen improvements since then.
I say yes. This has become a popular topic lately...

I was having the same issues and it took me forever to figure it out.

I made the switch to bottled CO2 and got the results I was looking for.

Also... Get a dehumidifier if you haven't got one already.

You can read about it here

https://www.icmag.com/ic/showthread.php?t=297479
Thanks for suggesting my thread, i hope it helps this guy. Glad this topic is being discussed. :biggrin:
 
https://www.icmag.com/ic/showthread.php?t=236262&page=38

Check out post 569..

This is how I learned I was dealing with ethylene gas poisoning.

Geto mentions having a dirty flame, however my flames looked blue and I even had the high altitude jets.

I switched to bottles and got what I was looking for. I even went to an exhaust fan for a bit and my drooping plants perked up overnight.

I realize lots run generators/burners no problems but it was not the case for me.

Thank you for posting that thread btw. 1 because that dudes plants are fucking dope as hell and i have never seen that and I confidently believe this dude knows what he is talking about. Reading that post really help put some additional ease to my mind.
 

shredGnar

Member
Thank you for posting that thread btw. 1 because that dudes plants are fucking dope as hell and i have never seen that and I confidently believe this dude knows what he is talking about. Reading that post really help put some additional ease to my mind.

I've taken a lot of cues from that thread..

Just happened to be we had the same problem and he figured it out first and I followed his thread

Props to getto..
 

DoubleTripleOG

Chemdog & Kush Lover Extraordinaire
ICMag Donor
Check my thread, DoubleTripleOG's Whorehouse. I have a 30,000 btu lp heater/genny. It's in a room that's 15' wide and 20' long, with 7.5'-8' ceilings. Temps stay within 5 degrees of high and low at all times. The heater runs about 5-10 mins per hour. The area is completely sealed up. However I do have "fresh air" that comes from outside to cool my lights. That air goes thru a carbon filter, and dumps into the room.

Op problem's could very well be poisoning from incomplete combustion. I'm just showing that a room can be run with a genny and without exhausting air every few hours. I do have an advantage with the genny I'm using though. As it was built to be a vent-less wall heater and comes equipped with an auto shut-off sensor if CO levels become too high from incomplete combustion of which ethylene is a by-product of.

That's only this room. I just left a grow that I had sealed up tighter than nun's snatch. That room was 10 x 12 and the only fresh air to go into that room was from when I would open the door to go in. 9000 btu lp genny worked in that room for 5+ years, with no problems.
I don't however have any experience with growing at high altitude, that's completely out of my ball field. Every situation is different, and I wanted op to know that there could be several causes to his problem, besides poisoning from having a burner going. Because they do work, and often fixes in this hobby are expensive. If I could help solve a problem with my experience, and save op money, everybody wins.
 

theother

Member
I've had problems with gens at sea level. I honestly don't have an answer as to why, and all I can offer is that switching to bottled helped me. I have definitely seen rooms work with gens. I really hope people don't just assume that all gens are poisonous. I just think if you see the plants take a dive in health then it's worth giving bottled a try.

Fwiw I also think it's easy to mistake the stress that plants go through when switching from mh or t5 to hps as the symptom of a bad gen. It's different, but it's a subtle difference. The main difference I noticed was that when I had plants sag because of the gen, they would perk up substantially in a pretty short period of time when I turned the air exchange on. Maybe 1-2 days for stuff to get awesome. Again though, that was either late spring or summer and the air pumped constantly. Not positive that in the winter it would do the same thing as it would be hard to use that same volume of air.

If the op just brought those plants into bloom out of a different room with a different lighting spectrum that could be the culprit as well.
 

Mikell

Dipshit Know-Nothing
ICMag Donor
Veteran
Apologies for off-topic, but yeah. I'ma do it anyway :D

FWIW i had a carbon monoxide detector that never tripped but i just know i had ethylene damage, it had to be. I never got a "coal mine canary" or tested my air like an idiot. I just brought in fresh air asap to salvage what i could from my ladies and i have seen improvements since then.

Thanks for suggesting my thread, i hope it helps this guy. Glad this topic is being discussed.
biggrin.gif

Curiousity, what are the alarm conditions for the CO detector?

Check my thread, DoubleTripleOG's Whorehouse. I have a 30,000 btu lp heater/genny. It's in a room that's 15' wide and 20' long, with 7.5'-8' ceilings. Temps stay within 5 degrees of high and low at all times. The heater runs about 5-10 mins per hour. The area is completely sealed up. However I do have "fresh air" that comes from outside to cool my lights. That air goes thru a carbon filter, and dumps into the room.

Op problem's could very well be poisoning from incomplete combustion. I'm just showing that a room can be run with a genny and without exhausting air every few hours. I do have an advantage with the genny I'm using though. As it was built to be a vent-less wall heater and comes equipped with an auto shut-off sensor if CO levels become too high from incomplete combustion of which ethylene is a by-product of.

Apologies, low on caffeine and nicotine, but you're supplying fresh scrubbed air to ducted hoods and venting in to the room, and this is the only air handling?

What level of CO trips the generator?

Will definitely check the thread out and probably find the answers there heh.
 

FatherEarth

Active member
Veteran
Bring in fresh air regularly. Sealed rooms are over rated and diminish yields. A controller to turn off co2 during fresh air intervals and set the fresh air to kick on when temps reach about 87degrees. Hopefully you are running lights in the night time when there is cold air that is cooler than your ac. Stale air makes for droopy plants in my garden. All other things can be dialed in but once the plants are so big I cannot keep them praying for long without fresh air cycles. Once I got away from the sealed room idea and started thinking greenhouse I saw a huge difference in overall health and vigor. Stop following directions and listen to what your plants are telling you. You already know what to do, but you are looking for a confirmation outwardly. There isn't much natural about sealed rooms. The main purpose being to keep in AC air and to maintain high co2 levels. Worry less about constant high co2 and focus on intermittent high levels combined with regular fresh air exchanges. If you have cold nights utilize them. Hope you get your problem dialed in. ...


FE
 

theother

Member
Bring in fresh air regularly. Sealed rooms are over rated and diminish yields. A controller to turn off co2 during fresh air intervals and set the fresh air to kick on when temps reach about 87degrees. Hopefully you are running lights in the night time when there is cold air that is cooler than your ac. Stale air makes for droopy plants in my garden. All other things can be dialed in but once the plants are so big I cannot keep them praying for long without fresh air cycles. Once I got away from the sealed room idea and started thinking greenhouse I saw a huge difference in overall health and vigor. Stop following directions and listen to what your plants are telling you. You already know what to do, but you are looking for a confirmation outwardly. There isn't much natural about sealed rooms. The main purpose being to keep in AC air and to maintain high co2 levels. Worry less about constant high co2 and focus on intermittent high levels combined with regular fresh air exchanges. If you have cold nights utilize them. Hope you get your problem dialed in. ...


FE

So your saying it's best to spike the co2 levels intermittently? That is a strategy I was not aware of. Just to clarify how long do you exchange air for vs time enriching co2? Is it like a 10 minute air exchange and a 10 minutes of co2?
 

shredGnar

Member
Bring in fresh air regularly. Sealed rooms are over rated and diminish yields. A controller to turn off co2 during fresh air intervals and set the fresh air to kick on when temps reach about 87degrees. Hopefully you are running lights in the night time when there is cold air that is cooler than your ac. Stale air makes for droopy plants in my garden. All other things can be dialed in but once the plants are so big I cannot keep them praying for long without fresh air cycles. Once I got away from the sealed room idea and started thinking greenhouse I saw a huge difference in overall health and vigor. Stop following directions and listen to what your plants are telling you. You already know what to do, but you are looking for a confirmation outwardly. There isn't much natural about sealed rooms. The main purpose being to keep in AC air and to maintain high co2 levels. Worry less about constant high co2 and focus on intermittent high levels combined with regular fresh air exchanges. If you have cold nights utilize them. Hope you get your problem dialed in. ...


FE

I disagree. I never got yields like I do now with a completely sealed room with humidifiers, dehumidifies for lights out, a/c and bottled co2 w a controller set for 1050 ppm. Running co2 then drawing in ambient air would be counter productive and wasteful.

Sealed room gives you absolute control of your environment which, in my opinion, is the most important piece of the puzzle.

Good luck controlling co2 or humidity levels in a room with exhaust.

I barely got 1.5 a light before the sealed room now I see 2.25 regularly.
 

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