Direct sunlight can deliver over 100.000 lux whereas the average light level in an office is around 300-500 lux. Artificial illuminated surface with shifting light level is necessary for plants survival and growth within an indoor environment. Plant grow lights are necessary even for the least light demanding plant species as it produces the essential wave-lengths that plants need for photosynthesis.
The energy-saving and cost-efficient LED grow lights for plants are the best choice as indoor light for plants as they offer the highest lumen efficacy to provide sufficient amounts of light plants need. It enhances the aesthetic appeal of green wall garden as it brings out the myriad colors and textures of flowers and leaves.