How do I choose the correct fertilizer?
“What do I feed my plants?” “What is the best fertilizer?” — I think that in my experience as a plant man, these are the most frequently asked questions, and everyone seems to want a concise, three word answer. Here’s the concise answer: “It all depends.” Read on to learn how to choose the best fertilizer for your particular needs.
I will approach the topic with a series of pictures of fertilizer labels and an explanation. The most widely used (and usually cheapest) product used is the basic 10-10-10 fertilizer pictured above. All fertilizer bags will have a complete analysis of ingredients. This one shows us that we are getting 10% nitrogen (N), 10 % phosphorous(P), and 10% potassium(K). This means that 30% of what is in the bag is actual fertilizer; the rest is filler. N, P, and K are the symbols…
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