1 month and 5 centimeter?
It should be 5 centimetre after 3 days above ground man.
Anyway, basic grow knowledge you will need to get by reading up on what cannabis need to thrive. Plenty of material out there.
Basically it needs to be between 20 and 30 degrees celsius and 30-60% humidity.
They need a lot of light as well. The more the better.

But if you don't know anything at all about growing CB you should start by reading a lot. Learn how the plant function and what it needs in its different stages of life.
Puffzter Reviewed by Puffzter on . I'm growing my weed on my window.HELP ME PLEASE What do i need to grow my weed on the window,or i cant. She is about one month old, and abaut 5 cm Rating: 5