Soul Synthetics Peak bloom finisher contains unique, proprietary botanical extracts as well as ample phosphorus and potassium to encourage the highest density in flowering. Years of research and extensive testing have resulted in a distinctive PK formulation designed to enhance strength and vigor in all of your plants during their final blooming phase. Soul Synthetics PeaK supports the development of intense features and show quality blooms in your favorite flowers. Great for both soil and hydroponic gardening