Hello..
I would like ask you for the help and advice.
I grow my indoor plants in the soil substrat BioBizz Lightmix, under 250W Philips HPI and I use BioBizz fertilizers (Grow, Alg-A-Mic and for a two weeks I use Bloom and TopMax too - according the instruction of BioBizz). Input pH is 6,4 (EC I...