as of early 2015 it s approximately $ 3 00 per installed watt the average sized solar panel system is 5000 watts so this brings the total cost to $ 15000 that 15k figure is just an average amount
Hydroponics is a subset of hydroculture and is a method of growing plants using mineral nutrient solutions, in water, without soil.Terrestrial plants may be grown with their roots in the mineral nutrient solution only, or in an inert medium, such as perlite or gravel.ericke originally defined hydroponics as crop growth in mineral nutrient solutions. Hydroponics is a subset of soilless culture. Many types of soilless culture do not use the mineral nutrient solutions required for hydroponics.
Hydroponic production is not mentioned in the Organic Foods Production Act (OFPA) of 1990; however, in 2010 the National Organic Standards Board formally recommended that hydroponic systems be prohibited from obtaining organic certification.he roots are immersed in water or periodically bathed with a nutrient solution (often containing synthetics). In contrast, the production of aquatic plants, such as the freshwater alga Spirulina, is not considered hydroponic production. It is aquaculture.