I have been given a begonia for indoors; however, it is so packed, the flowers are under the leaves. Can you thin out these plants?
Thinning Out a Tightly Packed Indoor Begonia
Certified GKH Gardening Expert
Yes, you can cut back a Begonia.
Use clean tools to trim the branches back to just above a healthy set of leaves.
Trim or pinch back the stems to create a nice and compact shape.
You can pinch leggy stems to promote branching.