I'm looking at buying a light which comes with a red and blue bulb.
Which bulb works best when? I mean do I use the red first or the blue?
And why and which will work best at what stage of growth.
mashup2 Reviewed by mashup2 on . Which light first? I'm looking at buying a light which comes with a red and blue bulb. Which bulb works best when? I mean do I use the red first or the blue? And why and which will work best at what stage of growth. Rating: 5