Power Plant contains all 16 elements known to be essential for plants, not just nitrogen, phosphorus, and potassium found in most other liquid plant foods. The elements are carefully combined in delicately balanced proportions to produce optimal plant growth. Besides containing all of the essential elements, Power Plant also contains silicate for increased hardiness and pathogen resistance. With Power Plant, you will never have to worry about burning your plants because it is completely balanced, safe, and environment-friendly. Botanicare