You stated its an auto so first off you dont need to flip it to flower it will do it automatically hence the Auto in name. Secondly you screwed your yield as you dont really wanna top, fim or lst an auto. Also you shouldnt transplant autos as any stress will screw your yield.
As a first time grower DO NOT worry about yield. Worry about keeping plant healthy through veg then all the way through 10 weeks of flowering. Then you have to successfully dry and cure your harvest. Once you get the basics down after a couple grows then you can start worrying about yield.
I agree with much of what you just said except id remove pot size from your list. Myself and a few other growers including Farmhouse Genetics have run experiments with many diff size plants, even growing 6ft trees in very small pots and have all came to the conclusion that as long as you...
There is alot wrong there unfortunately. Have you used any nutes? They definately need some epsom salts. Give some more details of your grow please.
1.grow medium
2. Nutes what and how often
3. Water schedule.
Why do you have multiple plants in same bucket? Thats first thing id change. Transplant to their own pots with good soil. Looks like by the twisted growth you have a ph issue going.