Dont Know If Im Using The Right Grow Light

[Smalltowngirl]

Hi, and thank you for your message. It actually says "Working Temperature" -minus 20 degrees and -minus 40 degrees. Thats why I explained it...

[Smalltowngirl]

I planted my plants 6 or 7 days ago but they havent grown at all. I read on wikipedia that the plants should poke through the soil in 5-10 days after...