The General Hydroponics 3-Part Flora Series is original Building-Block Nutrient System, often imitated but never duplicated. Flora Series contains complete Primary, Secondary and Micro Nutrients for enhanced yields and better crop quality. Users can adjust mixtures to suit specific plant needs. Flora Series enhances flavor, nutrition, aroma, potency, and essential oils in both hydroponic and soil cultivated plants. Flora Series contains highly purified concentrates for maximum solubility and pH balanced for ease of use. Known throughout the world as the industry standard, NASA and Antarctic Research Scientists choose Flora Series because of its superior formulation and reliability. The General Hydroponics 3-Part Flora Series first consists of, FloraBloom which stimulates flower and fruit development. It enhances flavor, aroma, and essential oils. It also provides high Phosphorous, Potassium, Magnesium, and Sulfur. Second is the FloraMicro, the foundation of the "Building-Block" System. FloraMicro provides Nitrogen, Potassium, Calcium, and trace elements. Finally, the FloraGro stimulates structural and vegetative growth. It also assists in building strong roots, and provides nitrogen, phosphorous, potassium, and secondary minerals! Liquid KoolBloom? is a is a bulking agent that goes way beyond other bloom boosters. Enriched with stress reducing vitamins and nutrient transporting acids, it promotes heavy production of essential oils, fantastic flavors, and increases fruiting and flower development. Liquid KoolBloom should be used at the start of the reproductive cycle initiating larger, heavier fruits and flowers.