Good Dirt Plant Food is a natural way of helping your plants grow bigger, stronger, & healthier. N-P-K ratio of 10-4-3. Can be used for any plant: Indoor, outdoor, foliage, & cactus/succulent. Pathogen & heavy metal free. One pump per gallon for indoor plants means this 15oz bottle fills 100 gallons. Can be used with every watering. Contains oilseed extract, which is an amino acid that feeds the plant & beneficial micro-organisms in the soil. Old soil? Purchase Good Dirt Plant Biotics to replace them & feed with Good Dirt Plant Food to feed them & make your soil living again!