When the nodes start to go alternating, signalling the plant's sexual maturity. Or any time after that, if yo ulike to grow your plant very large.
stinkyattic Reviewed by stinkyattic on . When to start flowering When do you start flowering? Ive had a pure afghani in vegetive stage for more than 2 weeks and its only 4 1/2 in tall. Can i start flowering now? Rating: 5