Via Mass (Sulfate of Potash) is a concentrated nutrient additive that promotes tremendous bulking and weight gain during the ripening stage of many fruits, vegetables, and flowers. It also increases enzyme and vitamin production while enhancing the characteristic odors and flavor of many plants. Via Mass will give your plants more vigor, better color, and disease resistance. For best results use during the later stage of plant ripening and fruiting. For Hydroponics: mix your nutrient solution, then add 1 tsp. per 5 gallons. For Soil: mix your nutrient solution, then add 1 tsp. per 4 gallons. Then apply along with your normal watering schedule.