All plants need water but some do not need as much as other plants. Even when growing hydroponically the plants still need the same amount of water. The hydroponic gardening method is probably a better method than the normal soil gardening method. As you can see hydroponic gardening works. Soil might be the old way to garden, but it still is a good way to grow plants.
Plants can grow in many different substances.
There are many types of plants that will work when trying to grow them hydroponically. There are three main types of cultures in the hydroponic gardening method. Hydroponic gardening has been around for years and still many people do not know that it exists. Pp.988 Baker, Jerry. The World Book Encyclopedia .