npk
nitrogen-phosphorous-potassium
nitrogen for veg
phosphorous for flower
potassium for both
a value thats the same for example 5-5-5- is an all purpose blend
a value like 3-1-2 or something with nitrogen is higher value its for veg
a value like 1-3-2 or something with phosphorous is higher value, its for flower
you need to pick your own nutes you feel comfortable with and are available near you.
superthrive is not a nute, its basically vitamins. use 1 drop per gallon during stressed times

we cant tell you everything to do, you have to read read read, check links in sig for all the xtra reading info you need
look up foxfarms products in google, they have good soil and ferts