Wait-5th node or 5th ALTERNATING node... because the first bunch of nodes will be OPPOSITE, like how the leaves pop out of what looks like the same spot on opposite sides of the main stem. When they are alternating then the main stem will take on a vaguely zigzagged appearance.
stinkyattic Reviewed by stinkyattic on . Can I Turn Lights to 12/12? ok i got a 2 1/2, 3 week old plant. i want a VERY small first grow. i started with seeds so i know i have to wait longer then if i had clons. right now im growing my 5th true leafs. is it time? i figured give it another week then turn to 12/12 but what do yall think? Rating: 5