subject: Home Accessories: Metal Halide Light Bulbs [print this page] Metal halide light bulbs are highly pressure lamps that are discharge and are enveloped and sealed in quartz that contains a metal halide. These are the lamps that re usually seen in roads, stadiums, commercial interiors and the industrial applications because they give white lights. It is used widely because it has high efficacy of white lights.
In home gardening, this metal halide light bulb is used more often by gardeners in indoor gardens because it does allow the plants to grow at their best in most reliable and a controlled way.
This is an effective solution for indoor gardening. However, the metal halide light bulbs do not mean that they are applicable for every plant at every situation. It is however, ideal for the plants that are young because of its white light. The white light is needed by the plants for it to grow more quickly and be mature.
You need to make sure that the light bulbs have the right ballast for the amount of the needed light. Ballast is an auxiliary power supply. Indeed, the metal halide light bulb needs ballast for it to work. These lights require a high voltage to start. When there is the increase of arc, the internal vapor pressure increases as well until it reaches the required amount. The light intensity would then be strong until it reaches the utmost level.
You have to know some other things when you are about to use the metal halide lights for growing plants. These are the following: you need to make sure of the right temperature needed by the plants, you have to get ballast for the right temperature of the lights that will be used, and you also have to make sure that you have the right number of the cooling fans to prevent making the place hot.
There are however some ingredients that you can use to make sure that it will be suitable for plant growth. There are also types of metal halide lamps that are used for movie and slide projectors. Also, the indium is usually used since it emits small and intense high-brightness arc.
