[header] How to get wisteria to bloom [title] Prune in february and july. [step] Winter pruning for wisteria is best done in february on a mild day. Then, pruning in the summer will cut back on the unruly growth and keep the plant in check. 
It is important to restrict the vegetative growth so that the flowering spurs are encouraged to blossom. [substeps] Pruning in the winter is generally easier because the leaves have been shed and the framework of the plant is exposed.