is it an automatic from short stuff ? if it is you should put your light on 20/4 all the way through otherwise 18/6 for veg for the first few weeks of veg and then when your ready to flower switch to 12/12
is it an automatic from short stuff ? if it is you should put your light on 20/4 all the way through otherwise 18/6 for veg for the first few weeks of veg and then when your ready to flower switch to 12/12
20/4 and call it good! Dont 12/12 unless you have nowhere else to put it except in the same chamber as plants on a flowering cycle. You will yeild considerably more with 20/4!