Hello everyone love and Light
second try to grow
Grow room 1x1.50x1.50
Out air m3 / h : 355
Filter 250 m3/h
In air m3 /h 300
Light: 250w hps
230w mh
Pol about 20l not sure yet
Super soil 40l used for 1 month on 2 male
80 % peat
Potassium magnesium from seaweed
But Guano
Ashes
Epsom...