General Hydroponics FloraMicro Advanced Nutrient System 1 Gallon is an ideal nutrient solution for your plants. This complete nutrient system provides the essential primary, secondary and micro-nutrients for robust and healthy growth. The FloraMicro nutrient system was specially formulated for hydroponic systems, but can also be used for soil-based systems. With the perfect balance of vitamins and minerals, this nutrient system helps to promote vigorous growth and optimize the plants' potential. The 1 gallon bottle contains enough nutrient solution to supply your plants with the essential nutrition for up to 8 weeks. This nutrient system is suitable for all types of hydroponic systems and types of plants, including vegetables, fruits and flowers.