Bonsai Pro provides all six macronutrients and all ten micronutrients essential for healthy growth. It is simple and easy to use. Simply mix and use when watering- one habit, nothing to remember! Because it contains only the essential nutrients, no urea or other additives, there are no dangerous salt buildups to worry about. One 8 fl. oz. bottle makes up to 180 gallons of nutrients. It can and should be used with all of your house plants.