Indoor Gardening is for everyone including hydroponics growers. Only the difference between hydroponics growers and other growers is that, hydroponics growers take help of artificial lighting and high-tech climate controlling equipments for their gardening and other gardeners do it without the help of lighting and other costlier equipments.

You might be interested to know more about wide spectrum grow lights for indoor plants designed for orchids etc. This is the light which helps the tropical and other indoor plants bloom and grow. This is scientifically designed and has spectral distribution. In grow light bulbs high pressure sodium light is used to grow fruits and flowers indoors through the process of photosynthesis.  When you talk of indoor grow lights LED grow lighting is also a good alternative; they do not require cooling as they can be operated at low temperatures.  High pressure sodium lights are very popular; different color lights are used to stimulate the growth of flowers and fruits. Plant grow lights which use high pressure sodium lights are long lasting and run up to two years.