Indoor Plant Sun Lamp. A sun lamp is a special light that mimics natural outdoor light. Indoor plant at dark means without room light i.e. tube light.in this no photosynthesis will takes place and plant will die eventually.
Medium light would be in an east- or west-facing room. When you're determining how much light your houseplant will require, you'll also need to consider the rest of the environment. These aggressive plants choke out the garden plants you've worked so hard to grow.
Light therapy (or bright light therapy) is an effective treatment for seasonal affective disorder (SAD).
House plants can usually go outdoors onto the patio in a sheltered spot out of full sun from the end of May onwards.
North-facing rooms or rooms with no windows are considered low-light rooms. Sun tanning lamps provide a lot of UV and human skin can only be exposed to them for short periods of time. While polluting homes at the local level, using kerosene for lighting.