I look at this area constantly so I don’t take the pruning of my limelight hydrangea lightly. I’ve shaped this into a small tree but I also have some that are lower shrubs. The power of pruning! I did this a few days ago and always do this in the early spring but some people do it in the fall.Panicle hydrangeas can be pruned hard and I’ve found I get better results by doing this. This is the kind of hydrangea which forms its flowers on the NEW growth in the current year so you can be brutal.This