PREPOSTEROUS PHOSPHOROUS A bloom nutrient that is designed to help your plants produce the largest and most beautiful blooms possible to it's variety. Using Preposterous Phosphorous will reward orchid growers rose gardeners All gardeners inside and out with blooms that have exceptional size Use along with your complete bloom nutrient program just add 1/4 teaspoon per gallon. In soil use as a stand alone fertilizer, use 1 tsp. per gallon at each watering--or use as a supplement. Can also be used in Hydroponic applications.