[Smeagol]

Do plants use fertilizers when the lights are off, or only when the lights are on, like with CO2?

 

[Smeagol]

Hmm. I would've guessed the opposite, but I'm no biologist either. I might actually drag out my old Bio 101 textbook and see if I can find an explanation in there.

 

[Smeagol]

Good info, thanks!