Like any hobby at times hydroponics can get a bit expensive. In this economy it is hard to see why any gardener would pluck down hard earned cash but with a bit of math it is easy to see that even a small hydroponics garden can make economical sense. As well, there is the health benefits of ... Views: 1159
Hydroponics is a means of growing plants in nutrient water without the use of soil. Instead of soil a non-reacting medium is used such as perlite, gravel, or the husk of coconuts. It was known as early as the 18 century that plants absorb their minerals in water as ions. The soil in traditional ... Views: 1189