Growlite Vaportight Soft Green LED Work LightPlant safe soft green task and emergency lighting. The GLE GL is a purpose built LED luminaire designed for safely lighting the dark cycle when growing short day plants. Growlite's plant safe soft green LEDs cannot be easily "seen" by plants allowing for critical tasks to be performed in the grow rooms during the dark cycle without the light adversely affecting the growth stage of the plant. The GLE GL is also available with 90 minute battery backup