Do I cut a butterfly bush back in the fall or spring or not at all? Thank you!
Certified GKH Gardening Expert
You can definitely cut it back. Some people actually cut the whole thing to about 2 feet from the ground. You don't have to, but you can. Here is more information: https://www.gardeningknowhow.com/ornamental/shrubs/butterfly-bush/butterfly-bush-pruning-how-to-prune-a-butterfly-bush.htm