led

It's available here. Photosynthetic response of Cannabis sativa L. to variations in photosynthetic photon flux densities, temperature and CO2 conditions Gives exact levels of energy for optimum mass production Shows exact levels of optimum co2 enrichment Give exact and optimum temperatures...

I guess I can introduce myself and ask my question at the same time I would like to say thank you to everyone on this board the amount of knowledge on this board is unimaginable:smokin:. To my question I know LED's haven't been the way to go and has steadily been developing as far as "our field"...

welcome to midway through my first grow! These two plants have grown entirely under LED's, and have been in my care since late june. For a long time, they each had one panel of Blue LED's above them. I added one red when I got them, and recently had the resources to build my panel hanger- so now...

So this is my closet. these plants are brought to you entirely by LED's, since seedling. they have been around since may, but I got them late june. they had traumatic childhood... broken mainstems from falling lights, small pots, insufficient food / care.... but I have been nursing them back...

According to an article posted by the Moose, UVB light contributes to THC production. The article claims that HID, LED and plants grown in certain greenhouses will not have access to UVB light. The article seems to indicate that about 200milliwatts/cm2 would be sufficient. My question is...