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You can take a small plastic bag, wrap it on a branch thats got male flowers ready to open, when they open give em a shake to get the pollen. Then...
If you wanna do hydro, then go with a wick fed PASSIVE hydro setup-as its virtually fool proof-Of course that wont help the plants you have now....
Stop watering that one-see what happens-only water when it Reeeeaaallyy dry
Seal yourself in your growroom during the dark cycle-any light at all showing anywhere?
Just do it, shell be fine
Hello, I dont know exactly what the problem with your particular grow is because youve given almost no information about your grow-a lot more info...