build the box put the light in run it as you would and check the temp before the light is due to come back on. if you insulate well i reckon you could grow most strains mine sits around 26 deg c with light on and around 24 with light off thats with my windows open and at the mo outside is around 0 deg at night ( i leave that cupboard open most of the time as i need a new output fan).
nickers Reviewed by nickers on . -20 c. cannabis well I live in finland and got a problem I cant really grow in my house cuz its a real small flat and I was thinkin about growin in my garage in the winter. It may sound weird when it can get to as much as -20 in the winter but do you experts belive it can be done ? I was thinkin of using a small closet with 2-4 lowryder 2s. a 6x50 watt tube system and a 2 warm air ventilation fans and some other heating system and a couple of carpets thrown over the whole thing. Anyone belive this could Rating: 5