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Grow Light fixtures Coverage Calculator
How many lights do I need?
Easily evaluate the number of grow lamps you will need to cover your whole crop with this light coverage calculator. Simply enter the required dimensions below and instantly view both the minimum and the optimal number of grow lights to cover your complete indoor hydroponic garden.
For professional growers with many lights or multiple grow rooms, we invite you to contact one of our lighting experts. We will happily provide custom light mapping and other services to ensure your plants growing environment will be optimized.
*These calculations are based on the typical light spread of the specified lamp, mounted horizontally, and matched to its industry-standard reflector. It should not be considered a comprehensive light plan. Various factors will affect your crop's lighting requirements, including reflector shape, crop height, grow room structure, irrigation, temperature, etc.