Once again, the more plants you have the more advanced equipment you will need. If you are still unsure about starting a hydroponic garden, you can get everything you need in a little kit called a plug-and-go hydroponic gardening kit. These little kits have everything you need to get you up and running with this fascinating hobby. The Pros and Cons of Going Hydroponic Hydroponics is a Latin term, which literally means “working water.” What it means to horticulture is the growing of plants without soil. Hydroponic gardening is an exciting field that offers solutions to several problems faced in the world of food production. Growing media for hydroponics includes, expanded clay, rockwool, perlite, vermiculite, Styrofoam, sand, pea gravel, and other mediums. There are many types plants that can be grown in a hydroponics system. Some plants will grow better in hydroponics system than others. Many growers use hydroponics systems to grow tomatoes, lettuce, watercress, cucumbers, herbs, and various other edible plants. Plants grown in hydroponics are usually healthier than soil grown plant, because hydroponic plants are fed their exact nutritional requirements. The natural preventive measures against spider mites are used in most hydroponics systems. Many hydroponic gardeners use a method of natural prevention called “companion planting. All of these items surround the root system to exchange positive and negative charges, which helps the nutrients absorb into the roots to feed the plant. The pH is the most important factor to monitor because the pH of a nutrient solution reads the outcome of an electrical battle between the roots and everything that surrounds them. All plants respond differently to light depending on the intensity, wavelength and duration it receives. Many hydroponic gardeners have to experiment with different lighting to achieve the best environment for the plants that they are growing. Air pollution can affect the growth of your greenhouse plants and must be monitored if you live in a large city.