...EC 1.0; PH 6 but will go higher a bit with the ammendments. Will keep water at around 6,2 PH during veg and 6,5 PH during flower.
Toped with biobizz coco + perlite.
Drainage method: Arlite on the bottom.
Additives mixed with the soil: Extra perlite, coco coir, vermiculite, arlite, alfalfa...