Hello, wanted to ask if it is ok for sprouts (just have first 4 leaves) to have them in light green color. Or ph is too low? Grow style: soil.
And question about hydro: mineral wool should be wet all the time? What could you advise for watering it? How should water pumps work?
And question about hydro: mineral wool should be wet all the time? What could you advise for watering it? How should water pumps work?