there is a way of forcing them to flower but if you dont it normaly takes 7 years to flower im afraid thow its well worth it .

Bonkersbon gives some good advice in this question:

http://www.growsonyou.com/question/show/23245

sorted personaly i think id wate .

Hmph! Maybe...around here, seed grown Wisterias can take 20 years to bloom!

wow thats a bit to long tugbrethil lol x .

Too long for me! I only plant named varieties, now.

its such a stunning plant . when i went to the isle of white nearly every cottage had a dark pinky blue colour one on there house . realy pretty .id have one if i had more room x .