can i just cover the container with black plastic or wil that prevent the plant from breating ? i dont like to use the things with chemicals im trying to do 100% organic and would like to go organic all the way this is my first grow ever and im afraid for this bug problem becors the littel ones comes up of the dyrt when i water and their are alot of them i got to see :/ need help fast on this i think "they are sucking water from my fan lef's i think the big ones"