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Just turn it off as soon as you realize your mistake and stick with your regular schedule. And don't worry about it, there won't be any consequences.
It's okay to use hps during veg if that's all you have. You can't grow without air though. Plants need fresh air. Problem is when it is cold...
25 plants is a good amount for a 4 x 8. GH nutrients are reliable and easy, just follow the nutrient chart. Make sure you have good ventilation....
No air?
Yeah, not even worth the frustration or the effort. Even if you get it to look better, it is weak and you will end up with a sick plant with a...
I say trash it. Weak clone = weak plant.
Bucket like that should take at least a quart or more of water. A cup won't even reach the lower roots. Overwatering is watering when the plant...
Plant looks very dark green like they are getting too much nitrogen, spots look like overfert. What feeding schedule are you following? Why are...
Why don't you just use the Botanicare feeding chart? You don't have to reinvent the wheel, especially since they know a lot more than you do.
Why were giving the plants Epsom salts? Why are you going to give them Cal? You are giving your plants unwanted stress by giving them stuff...
Does the bucket have a hole at the bottom? The problem with using a container that is too big is that the plant does not use up the water in the...
Leaves look kind of dark from the picture, maybe too much N. I'm seeing some white specks on the leaves, might be the pic, but if not you should...
Doesn't look like a nute deficiency. Do you still have no air in your room? You are going to have one problem after another trying to grow plants...
Before you start dousing your plant with stuff daily you have to figure out what pest your plant has. Neem is not an all purpose pest eradicator....
Weed isn't for everyone. Replacing cigarettes with weed is not a great idea. If you are not accustomed to smoking weed, you are going to get way...
Just flush it now for a few days and start back with lighter nutes.
You'd have to pump it back, can't rely on gravity.
That plant needs a bigger pot. Does that cup have drainage?
Don't count on neem to get rid of the mites.
Need a lot more information. But why Epsom salt? Seems kind of random. What's that soil?