It depends on the weather and many other factors...
To answer your ? completely we need all your growing specs and a list of equipment,ect...
J DOG 6000 Reviewed by J DOG 6000 on . A Heating question. I plan on use an empty house we own for my growing needs. One question tho. I'm thinking about going with an open grow room as opposed to a grow box. Will I need to keep the house temp controlled, or with the grow lights produce enough heat for everything? Rating: 5