Answer:
You can look it up
Explanation: if you don't know what it is look it up on .
Answer:The answer is Potassium!
Explanation: This is true because each label should tell you about the available amount of a certain element. The standard order is Nitrogen-Phosphorus-Potassium. They are referred to by their standard abbreviations in the periodic table. One problem with fertilizer labels are that they are only required to disclose the amounts of macronutrients (or Nitrogen-Phosphorus-Potassium.)
Here’s some of them
6. J
7. I
10. O
13. F
14. E
15. N
A. I believe, lmk if I’m right