Actually this is the one I use. Should filter out all of the 400-500nm?
Your thoughts?
Color PAR 20 Halogen Light Bulb 130V 50W Narrow Flood Red, Case of 15
There are many more on the market, Am I not filtering my blues?
Used with Leds in the dark
billyjojimbob11 Reviewed by billyjojimbob11 on . First attempt at a 24-hour "Martian Method" In order to keep track of events, at the request of some online friends, and in order to share the love with the rest of the cannabis community, I'm starting my first grow log using the Martian Method, which I learned about from a very helpful Salmayo, here: http://www..com/vbulletin/showthread.php?t=30203&highlight=Martian and it has also been discussed in another thread on this board, starting at post 1438: http://boards.cannabis.com/indoor-lighting/150174-perfect-led-grow-light-58.html Rating: 5