Can you tell me if I can cut the shrub back NOW. It doesn't flower enough and has looked woody for the past couple of years because I'm not sure how to trim it. Please tell me how far I can cut it and will we see flowers this year. We have it in full sun.
Certified GKH Gardening Expert
If you do not mind losing this year's blooms, it is ok to prune now. At the bottom of this article, there is a section on rejuvenation. That is the type of pruning you need to do: https://www.gardeningknowhow.com/ornamental/shrubs/weigela/pruning-weigela.htm