Characteristics
Peat, perlite, worm castings, Bat Guano.
pH (EN13037): 6.1-7.5
E.C. (1:1,5): 1.0 - 1.5 mS/cm
Prefertilised with 10,5 kg/m³ organic fertiliser (NPK 5,5-11-5,5)
this is what it says, does organic fertiliser mean non soluble not readily available nutrients that will have to be...