For those who have difficulty remembering whether or not P is for phosphorus or potassium, take into account that the 3 nutrients are listed in alphabetical order. Phosphorus arrives in advance of potassium alphabetically and so the last letter within the list, K, is short for potassium. Stay away from https://npk-15-15-15-meaning35781.verybigblog.com/29179903/npk-15-15-15-vietnam-xerox-for-dummies