While I'm clearly not Bigtop, the Fox Farm product line is discussed in innumerable threads across this board, a quick search should turn up a ton of info. In the meantime, many folks that use Fox Farm simply follow the feeding schedule outlined on their website (FoxFarm Soil & Fertilizer Company), Grow Big and Tiger Bloom would probably be the minimum. That should answer most of your questions, I'm not sure that they make pH up/down, but those products are available from pretty much any hydro shop, or you can figure out how to make them from things you've already got around the house just by searching around a bit