2200 Watt Hydroponic 4 Table Perpetual 4X8 Tent Grow

superstoner1

Well-Known Member
for the price and size the smartbin in the auto section at walmart is the best deal. 50gal, very heavily made, and $46.
 

Txchilies

Well-Known Member
Man you are one crazy grower...lol. Subbed in to see how this goes, hope it is not as wild as your last but then it was an awsome sight. What strain or strains are you going to run for perpetual? Are your Auto's TD's again? Looks sweet!!
 

FilthyFletch

Mr I Can Do That For Half
I use hydroton in all my hydro and aero grows and never have had ph issues. You did soak and wash the hydroton in ph 5 water for a day or 2 first correct? In this setup ph 5.5 to 5.8 will be ideal with res temps at around 68F.Always ph after nutes. Then you want a res 3 times the max amount used so if each tray holds say 10 gallons water full then you need at least 10 gallons for each one and 10 in the res. To small amount and your ph will go crazy due to evap and water usage.
 

Taviddude

Well-Known Member
Man you are one crazy grower...lol. Subbed in to see how this goes, hope it is not as wild as your last but then it was an awsome sight. What strain or strains are you going to run for perpetual? Are your Auto's TD's again? Looks sweet!!
Thanks Man. Yeah, it'll probably be pretty crazy. I don't even remember the strain, but it's a kush. I'm running some more TD auto's just to fill the tent until the kush get's old enough to break some clones off.

I use hydroton in all my hydro and aero grows and never have had ph issues. You did soak and wash the hydroton in ph 5 water for a day or 2 first correct? In this setup ph 5.5 to 5.8 will be ideal with res temps at around 68F.Always ph after nutes. Then you want a res 3 times the max amount used so if each tray holds say 10 gallons water full then you need at least 10 gallons for each one and 10 in the res. To small amount and your ph will go crazy due to evap and water usage.
I only soaked it for about 5 hours. I kept it, and plan on giving it a proper soak. Keeping res temps perfect. Always ph after nutes, lol and I keep a pretty large res.
Stupid mistake on my part for just throwing it in without soaking it for days, but I guess that's what it takes. Just never knew I had to soak it that long.
 

magik*420

Active Member
Subb'd! Thats an awesome design bro. I wanna start up a similar perpetual like this so i'll be watching this incredible grow!
Quick question tho.. Are you gonna run everything off the same res/nute solution? Wouldnt it be more beneficial to run 4 individual res/nute solutions adjusted for the plants growth stages?
 

Krondizzel

New Member
Just a heads up. I have 2000W (2x1000W) in a 4x8x7 tent similar to that. (mine is a lighthouse hydroponics brand) Heat will probably be an issue. It is for me. I have a 6" hydrofarm fan with 6x24 filter for exhaust, and 2 4" fans sucking in 30F air from outside and blowing it into the room. It's gonna be a fight to keep it around 80-85. One of my hoods is 6" vented and that helps A LOT. So the fact that you have 4 vented is NICE!!! I like how clean you have it setup too. I get a bit OCD with my neatness on mine so I must say, yours looks pretty nicely done!
 

Krondizzel

New Member
I use hydroton in all my hydro and aero grows and never have had ph issues. You did soak and wash the hydroton in ph 5 water for a day or 2 first correct? In this setup ph 5.5 to 5.8 will be ideal with res temps at around 68F.Always ph after nutes. Then you want a res 3 times the max amount used so if each tray holds say 10 gallons water full then you need at least 10 gallons for each one and 10 in the res. To small amount and your ph will go crazy due to evap and water usage.
Soak and wash the hydroton in ph 5 water for a day or two? Awww chet, how vital is this part? I just rinsed mine off as best I could. Yeah I had ph issues for sure but I think I have that under control now (day 10 in veg)


Sorry to post jack!
 

Krondizzel

New Member
So, the ph probe on my Hanna Combo meter decided to take a shit today while I was adjusting the ph to soak the rockwool cubes. It was acting stupid and wouldn't give me a decent reading but I know the PH of my water and added 2 ml of ph down to a gallon of water and it should be close anyway. Shouldn't bother them for the first few days. Ordered another meter(not another Hanna Combo), but won't get it until Thursday :cuss:
It was stored with storage solution since my last grow, so I don't know. It is what it is. I wasn't all that happy with it from the start. The PH always had temper tantrums but I could usually get them under control by resetting the meter and recalibrating it a couple times. More work than I should have ever had to put into it so I'm glad it's gone really.


The Good News is all 14 Beans germinated and are into rockwool cubes until they are big enough to go into the tent. :leaf:


Scares me not knowing the PH of things right now though. :-( I imagine one could start seeds with regular tap water just fine, but I like to keep shit spot on from the start.

Is it the Hanna Instruments HI98107?? Mine is whacky as hell and can't even get a stable number long enough to calibrate it. I gave up and just use the drops. I hate saying "close enough" though :wall:
 

haole420

Active Member
have you thought of rotating your reflectors 90-degrees, ducting them inline, and having a separate fan/intake/exhaust to air cool them? 2200watts is an awful lot of power to be pumping in an enclosed 4x8, even with an A/C. you could probably reduce your power consumption by at least 30% by air cooling those reflectors...
 

Taviddude

Well-Known Member
Subb'd! Thats an awesome design bro. I wanna start up a similar perpetual like this so i'll be watching this incredible grow!
Quick question tho.. Are you gonna run everything off the same res/nute solution? Wouldnt it be more beneficial to run 4 individual res/nute solutions adjusted for the plants growth stages?
Right now I'm doing a full run of autos just to fill the tent while my other plants Veg, but when I go perpetual I'll have at least 2 reservoirs.

Just a heads up. I have 2000W (2x1000W) in a 4x8x7 tent similar to that. (mine is a lighthouse hydroponics brand) Heat will probably be an issue. It is for me. I have a 6" hydrofarm fan with 6x24 filter for exhaust, and 2 4" fans sucking in 30F air from outside and blowing it into the room. It's gonna be a fight to keep it around 80-85. One of my hoods is 6" vented and that helps A LOT. So the fact that you have 4 vented is NICE!!! I like how clean you have it setup too. I get a bit OCD with my neatness on mine so I must say, yours looks pretty nicely done!
Yeah, all 4 are now hooked up, being vented outside the tent. I did a test run, and heat will not be an issue with this grow. The exhaust fan hooked to the lights turns on at 75F and turns off at 72. The cold air intake fan turns on at 78, and shuts off at 74. The cold air intake fan does not turn on at all right now. The exhaust fan cooling the lights keeps everything perfect right now.
Is it the Hanna Instruments HI98107?? Mine is whacky as hell and can't even get a stable number long enough to calibrate it. I gave up and just use the drops. I hate saying "close enough" though :wall:
Try taking out the batteries, and touching a metal wire from the positive side to the negative side(with the batteries out) and hit the power button. That's the only way I've found to reset the meter when the calibration gets far enough off that it will not read calibration solution. That or the electrode is shot like mine.

have you thought of rotating your reflectors 90-degrees, ducting them inline, and having a separate fan/intake/exhaust to air cool them? 2200watts is an awful lot of power to be pumping in an enclosed 4x8, even with an A/C. you could probably reduce your power consumption by at least 30% by air cooling those reflectors...
That was the plan man, just had to wait for all my stuff to show up. She's running nice, and cool. :mrgreen:
 

Taviddude

Well-Known Member
Sorry for the lack of updates, but I Broke My F*#king Hand. It's been making it a real bitch to do much of anything.




UPDATE-
Day 12


After getting off to a rough start with my PH meter going to shit, it is continuing with P deficiencies. I figured once I fixed the PH they would take off and leave that all behind, but there are definitely still some lingering effects that are annoying the shit out of me. Same nutes, PH, EC, and temps as I usually run, and it's still touch and go everyday.
Still hoping most of them grow out of it. On top of that I'm running 14 different plants, not clones. Each plant wants something different.
Anyways, all is coming along and I'll do what I can to pull the goods in the end.
Quite the balancing act trying to find the middle ground with so many different plants.


Anyways, Here's some pics of Day-12


























 

Txchilies

Well-Known Member
Your babies don't look that bad of shape, hang in there and you get it figured out. Sorry to hear about the hand hope you get healed quickly.
 

Taviddude

Well-Known Member
Update:
Day-13
PH- 5.8
EC- 0.85





An AWESOME Recovery in 24 hours.
Just going to put it out there and let you guys know where I was messing up.




I usually use H2O2 to keep things sterile, and Bayer Tree and Shrub to keep away Root Aphids during veg but THIS round I figured I'd get a jump on em and start everything right away. This was right after ph issues from my meter.
Basically that was a bad idea. WAY too early for either especially after ph issues.
I did a res change last night and left everything out but base nutes, and calmag.
Today everything not only bounced back to life, but really put on some size.


Here's some pictures of the turn around.








 

Krondizzel

New Member
Are you saying the introduction of h2o2 early in veg made a positive difference? I just purchased a jug of the same stuff and threw some in right away.
 

Taviddude

Well-Known Member
No, it did the opposite. It stressed the plants, and harmed their roots. I'd wait until 3 weeks in at least.
 

Krondizzel

New Member
OHHHHHHH bahhhhh.. ok well, i suppose lucky for me I will be changing my water out within the next couple days. Thanks for the heads up!
 

Krondizzel

New Member
btw tavid, I like how clean your setup is. Nicely done. Makes me want to clean up my room a bit before I show you mine!
 
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