When you have difficulty remembering whether P is for phosphorus or potassium, keep in mind that the 3 nutrients are listed in alphabetical order. Phosphorus arrives just before potassium alphabetically and so the last letter within the list, K, is short for potassium. Si ya has confirmado que tus plantas https://npk-151546891.tinyblogging.com/what-does-npk-15-15-15-vietnam-minh-mean-73304967