Has anyone used the Pro-Grow 180 LED lights? What's the purple setting for? when should I use that setting?
Do I use it before I put the plants into flower? When the plants are in full flower do I keep it on the red light for 12 on 12 off still? or should I switch between the purple and red.
Do I use it before I put the plants into flower? When the plants are in full flower do I keep it on the red light for 12 on 12 off still? or should I switch between the purple and red.