gardening — grow mediums

Buying A Complete Fertilizer

Sep 01 2020 fertilizer grow mediums NPK

What does Complete Fertilizer mean? A complete fertilizer is a fertilizer blend or mix that contains the three main plant nutrients: nitrogen (N), phosphorus (P), and potassium (K), in the forms of potash, phosphoric acid, and nitrogen. On a complete fertilizer label, the ratios of these primary plant nutrients are revealed as the product's N-P-K ratio. For example, a fertilizer with equal amounts of each element would have an N-P-K of 5-5-5. This would be considered a general-purpose, complete fertilizer. However, to be considered complete, a complete fertilizer doesn't need to have equal amounts of each of these, just close...

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