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Here are some general gardening tips that cross over to any style of gardening.
There are 20 Mineral Elements needed for optimal plant growth.
The Macronutrients, called such because they are required in large amounts
N.P.K. = % weight of Nitrogen, % weight of Phosphorus, % weight of Potassium the three nutrients taken up in the largest quantities by plants. Example: if you have a 15-30-15 100 pound bag of fertilitizer 15 lbs are nitrogen, 30 lbs are phosphorus, and 15 lbs of potassium. The rest being filler and inert ingredients.
The Micronutrients called such because they are required in trace amounts
Common chemicals used in mixing your own nutrient formulas.