what does the 3 numbers on fertilizer bags mean

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Chemical analysis

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  • What do the 3 numbers on fertilizer mean?

  • Let鈥檚 get started! So, What do the 3 Numbers on Fertilizer Mean? The three numbers on fertilizer bags stand for N 鈥?P 鈥?K and signify the ratio of Nitrogen (N), Phosphorus (P), and Potassium (K) contained in the fertilizer.

  • What is the percentage of nitrogen in a bag of fertilizer?

  • Though plants use many different nutrients to fuel their growth, these three are used in the largest amounts. For example, a bag of fertilizer with the fertilizer numbers 10-5-10 on the label, holds 10% N, 5% P, and 10% K.

  • How much phosphorus is in a bag of fertilizer?

  • It鈥檚 important to note that the Nitrogen, Phosphorus, and Potassium numbers on your fertilizer are percentages. For instance, a bag labeled with 鈥?3-3-8鈥?will contain 23% Nitrogen, 3% phosphorus, and 8% Potassium.

  • What does 5 10 10 10 mean in fertilizer?

  • So, a fertilizer that contains 5-10-10 means it has 5 percent nitrogen, 10 percent phosphorus (phosphate), and 10 percent potassium (potash). A 鈥渃omplete鈥?fertilizer contains all three. What do the different nutrients do? Each nutrient plays a different role. Nitrogen boosts green leafy growth.

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