General Hydroponics® Ripen® GallonRipen 0. 5 7 6 promotes increased and abundant flowering with greater oil and fragrance production. Ripen is highly concentrated and provides macronutrients that are primarily responsible for flower and fruit growth. Ripen is a liquid nutrient that has been specifically engineered and developed to provide these essential macronutrients in your high value crops life. Use Ripen during the final one to two weeks to promote robust flower and fruit