stick with hps it has more of the red wavelangth autoflowers like it with my experence i hade purple cheese af and after 70 day she was ready hps all day and kelp xtract works well too for the phosporus
sup guys my buddy gave me this stuff called superthrive i use aeroponics therough the whole cycle and i go organic.. what is this stuff it says natureal but its hormones n vitamines ? any help on a good mixture