They show up when the plant has decided it is sexually mature. There's no set exact time that happens... strain and stress can play into it.
stinkyattic Reviewed by stinkyattic on . Alternating nodes when do alternating nodes usually accur? (after how many opposite nodes) i have 5 nodes that are opposite and my plant is 5 weeks old from germination. ^^^ c avator. Then, how many alternating nodes should there be untill preflower? Thanx for any feedback:D O btw, if the strain matters then its white widow Rating: 5