Advantages of LED Grow Light Systems:Hydroponics is a branch of plant physiology where plants are grown without the use of soils but use mineral nutrient solutions. In this system, lights are used to help the plant photosynthesize. As you might know already, light as in sunlight, is essential for plants to thrive and grow. So what happens to plants that are grown indoors where natural sunlight is not available? Some form of artificial lighting has to be supplied such as incandescent or fluorescent lighting. One method of lighting that has gained popularity for growing plants indoors is the use of LEDs. My websites: led grow light