like #Bulbi #Mrs_Larimar says i also suggest molasses, cal-mag should be 1 of the must haves at all time, also you can make ur own with egg shells and epson salt.
you hafto keep a close look at the looks of the plants, and allways remember to calibrate the correct ph value.
when you get nuts normally there is a feeding chart along or on theyr website.
i usually prep my soil to with addatives like banana peel dried and crushed,maybe little charcoal.
there is tons of options, personally i prefer keeping in to the minimum.
pk13-14 micronuts calmag is my standards in any grow.
nice done outdoor growing