I thought I knew something, but I did not! Any help appreciated please!

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Hello everyone. I have been lurking here for the few weeks soaking up any information I can. I am new to indoor growing, and am struggling to dial my tent in correctly. Was wondering if anyone could lend a hand or ear to hear out what I am doing, and maybe correct me where I am going wrong.

Current Setup:

Tent: 4'x4'x7', GA (reflective interior)
Light: Meijou Folux 2 - 480w Samsung/Epistar Quantum v2, dimmable.
Pots: Fabric Grow Pots, 3 gallon
Growing Medium: Happy Farm Happy Frog
Genetics: 4 Mephisto Skywalker and 1 freebee Mephisto White Chemdawg
Fans: 1 14W Monkey Fan cooling the passive heat sink. 1 circulating the lower canopy air.
Vents: 2 side vents open on the tent for intake, on. 1 6" Exhaust 390CFM w/Filter, off.
Light HRS: 24 HRS.

I dropped some beans into water for 24 HRS and watched for tails. Once the tails appeared, they went into the paper towel for about 2 days, until the root was approx 1/2 to 1 inch. Once the tails were long enough I moistened the soil, popped the bean in root down, and gently closed her up. Applied a little room temp water to water in the root/bean.

I put the pots into the tent, with the light about 3.5-4ft away from the soil. Humidity readings were around 50% and Temp was hovering around 28 degrees (82.5F). pH was not taken of the water at this time as I did not have a meter. Neither with the soil, same reason.

After about 6-7 days I started to look at the plant really close, and noticed the leaves were warping weird. Then I could see that the edges were turning up on the leaves. I left things along for a day or so to try and figure out what to do next, then it looks like it got worse. The leaves curled on their edges even more, and looked dried out almost. Soil is moist, humidity at around 50% and the light just blasting it.

I read so much about what could be wrong as you know a noob would. What else can I do? So, I determined I must have stressed out the plant with heat/light. I had no PAR meter at this time, and really had to guess on lighting. I decided to turn down the lights to about 1/2 power (240 plug watts). I also started misting my ladies 2 times a day now, if they are not being watered. Maybe my determination was wrong, I don't know. As well, I added a humidifier to the mix, and uppsed the moisture reading to around 75-80%.

I left the ladies under 1/2 light for a couple days, and my PH meter came in. Great. I checked the PH of the water I started the plants with...8.1PH out of the tap (dechlorinated via 24HR air out). Crap. So, I now adjust my water to 6.5-6.3. The ladies looked a bit more healthier on the new growth. The 'scorched' (from what I think) growth is turning yellow and you can tell it is dying (not the plant, but the deformed, scorched parts of the leaf). The plant seems to function okay like this (maybe it is not but it looks okay other then the after effects of my torture). Temperature in the tent dropped to around 25 degrees.

This all happened to my 1st 5 plants, which I still have going. Now, I thought I corrected things a bit because the scorching is gone so hey... should be good to fill in the tent right? So I sprouted 5 more Mephisto Skywalker. 3/5 shot tails and I planted them all anyhow. I am still waiting on 2 of them to come up (prob dead). I noted that the seedlings were stretching like crazy so I knew the light was messed up again.

So, next the PAR meter arrives (sweet deal on it!) and I measure my light. No where near where I need to be for seedlings, never mind veg cycle. I think I was measuring around 150 uM. I cranked the power on the light and left it way up as high as I can go (about 4-4.5' above canopy) and now I register around 300uM on the outside plants (still low is it not??!). My temperature shot up to around 28 degrees C now. I have to leave the flap of the tent open at the top in order to not start thermal runaway inside! I have it perfected now to an opening that balances the heat and the humidity retention for the most part. If I turn on my overhead exhaust, it RIPS all my humidity down to around 45-50 %. I am paranoid to run these ladies is that lower humidity as I think the extra humidity was helping them.

This morning I go to check on the ladies and their leaves were curling in again on the new growth, since I started blasting the light again. It is sitting 4 feet over the canopy, a monkey fan is blowing the heat from under the heat sink upwards, canopy fan is on, they just got watered with 6.3 water last night. Temp is at 25 at the canopy and humidity sitting around 55-60.

The manufacturer of the light recommends that the light stay about 2.5 feet from top of canopy, but if I do that my herb will be dried before I freaking even grow it from the looks of it! So... I am at a loss as to what to do next here.... I need to stabilize this room and figure out what I need to dial into... but I am not sure where to go next!

I can upload some pics later to this thread, I am at work right now and don't have access to the ladies to show the damage I have done. I want to be a good parent here and get these little girls the life they deserve, so that is why I am reaching out.

If there is anyone that can help a n00b out here, please do! It would be very much appreciated! I am determined to figure this out and absolutely am having a good time doing this, even if it is not working out right now for me!
 
A long read, but well written. Honestly think you are on the right track with pH... but need to delve deeper.

Take equal parts of your medium (I use a shot glass) from your pot. Mix with 1 part water that's pH'd at what you would water. Let set a few minutes, maybe 5, and test pH. This is the "in pot" pH, were your roots are feeding. 6.3 to 6.7 is usable.

I gave up on Fox farms, their quality control is crap.
 
A long read, but well written. Honestly think you are on the right track with pH... but need to delve deeper.

Take equal parts of your medium (I use a shot glass) from your pot. Mix with 1 part water that's pH'd at what you would water. Let set a few minutes, maybe 5, and test pH. This is the "in pot" pH, were your roots are feeding. 6.3 to 6.7 is usable.

I gave up on Fox farms, their quality control is crap.
Always wondered how to find soil pH. Thanks @Arthur
 
I pretty much test anything I'm going to run in now. & pH is usually the first thing I look at if I'm seeing issues. Many soils will slide as the peat is broken down, dragging the pH acidic.
I'll add to my watched threads and check in after I get back from taking dad to the doctor.
 
This is the new trend. If you grow with fox farms soil you should probably expect to be in the infirmary trying to correct soil issues. Its junk. Throw it away. I was having so many issues ready to just throw in the towel til i realized it doesnt matter if your doing it right if the soil is shit. Monitor that ph every chance you water. It took me almost 3 weeks of watering to get ph in the low 6s.
 
Thanks guys! I appreciate the feedback here. I think the soil is shit too because the seedlings would come up sick looking... yellowish, mere then the traditional green. (1st batch did this, now my 2nd batch are green after I increased the height of light to like 4 ft. and increased humidity.)

I think that Happy Frog soil has bugs too because I took a close look at a sample of it and could see some odd looking little worms and tiny beetle husks in it. And the Ocean one is starting to grow some grass, and some gross algae. Not too happy with it at all, but I heard some good things about it surprisingly, so thats why I tried it. Plus I heard that I should be able to ride out the nutes in the soil for a 60-70 day grow, for the most part (small plants).

What is a good recommendation for some organic grows? I am going to try and salvage these beans, but next ones I will use a different medium. I don't mind using nutes either, but don't know wtf I am doing with that stuff yet.

Anyhow, going to the ladies. back soon.
 
Ibhave been running pro mix. Find it at menards or hpme depot. I jnow menards for sure. I also run bio bizz nutrients. I recommend a potsssium booster like roots organic HPK. Believe it or not advanced nutrients have been failing for pesticides kr fungicides. Megacrop is supposed to be reallt nice. Ive seen great results with that. Necrar of the gods i know a bunch on here have great results not sure if its 100 percent organjc. And also i think biotabs are organic. if you want non liquid you can go with down to earth meals or something similar. I ammend my soil with down to earth all purpose and earth worm castings. I also recommned a microbial feed. I really enjoy microbe lifes photosynthesis plus.
 
This is todays photo cream mandarine auto. 15 days apart. Oldest is 44 days there. Oldest in 3 gallon and one in 2 gallon. Promix, biobizz, and my ammended soil. Gotta PH pro mix like coco.
 

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I can only dream right now of beauties like that! Very nice. The colour is gorgeous!

I am going to stick some Pics up next of my ladies so you all can see what happened!
 
Thanks guys! I appreciate the feedback here. I think the soil is shit too because the seedlings would come up sick looking... yellowish, mere then the traditional green. (1st batch did this, now my 2nd batch are green after I increased the height of light to like 4 ft. and increased humidity.)

I think that Happy Frog soil has bugs too because I took a close look at a sample of it and could see some odd looking little worms and tiny beetle husks in it. And the Ocean one is starting to grow some grass, and some gross algae. Not too happy with it at all, but I heard some good things about it surprisingly, so thats why I tried it. Plus I heard that I should be able to ride out the nutes in the soil for a 60-70 day grow, for the most part (small plants).

What is a good recommendation for some organic grows? I am going to try and salvage these beans, but next ones I will use a different medium. I don't mind using nutes either, but don't know wtf I am doing with that stuff yet.

Anyhow, going to the ladies. back soon.

This could be several different things.. First I want to say that almost every organic soil you use, will have bugs.. Bugs are not a Fox Farms issue or a happy frog issue. They come with just about every organic bag soil. I personally dont think your issue is a ph issue.. Organic soils have orgnanic ph buffers in them that keep the soil ph around 7. Trying to lower it by flushing or using ph down is not something you should be trying to do.. The buffers make it difficult. Anything from 6-7 is a perfectly fine soil ph.. Im leaning the same way you are.. That it's most likely a light issue. 480w in a 3x3 is a ton of light.. 240w in a 3x3 is about the max for that tent.. 70-80% humidity is too high in my book. The leaves need to transpire. You mentioned a par meter, but posted the umol numbers. Did you do the conversion yourself or did the meter make the conversion to umols? 300 umol is average for vegging plants.. I read your whole post again and you did not mention how hold the plants are.. I have a feeling that they are too young for 300 umols. Seedlings and clones can handle about 150 umols. With autos, I consider the 5th-6th node as being "in veg".. The temp you mentioned is fine as well. 82 degrees is not an issue.. 50% humidity is fine for both veg and flower so thats not an issue either.

Pics would really help.. But I would start tinkering with the light hieght and wattage. Leaves curling upward, or "canoeing" or "tacoing" is a sign of either heat stress, light stress, or high humidity. Ph issues do not cause leaves to curl upward. Every plant and every strain is different. I cant stress that enough. Your last run, has nothing to do with this run, if that makes sense. You could simply have a strain or phenotypes that are just super sensitive to light. They may require less light than what's actually recommended. Every. Plant. Is. Different. You have to learn to read the plants, and not the backs of bottles and manuals. This 100% reads like, and feels like, light stress.
 
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