I am using floranova bloom 1/2 teaspoon to half gallon of water. Using the nuts ever time i water. Also water ph is 7.5. Made up soil using bat guano, worm castings, perlite, vermiculite, and organic compost (Cow Manure).I am looking for Some ph down but the only place i could find it is in a swimming pool store. Is all ph up & down the same? Watering ever 3 days.