· a neighbor does not need the hedge owner’s permission to trim the parts of the hedge in their own yard. · under this statute, dan explains that if your neighbor s hedge has grown onto your side of the property line, you generally have the right to trim it back to the boundary line at your own expense. Here’s what the experts say. You can also dig out the daylilies that have sprouted on your property. · for the most part, youre allowed to trim any bushes or branches hanging over into your property line so long as you dont harm your neighbor s plants. · technically, you can cut whatever grows on your side of the fence and trim it right up to the property line. · if your neighbor trims a hedge that starts in your garden but grows into theirs, they can prune the branches back to the property line. Theyre only breaking the law if they trim beyond the property line, or enter your yard to get a better cut without permission. Never dig or trim plants on the other side of the fence, which could be construed as trespassing. Is it legal to trim your neighbors overgrown bushes in your yard? · can you cut a neighbor ’s bush growing on your side ? The mere presence of the hedge on their property is enough to permit them to act, regardless of whether it is causing any harm. However, he warns that you must be careful not to damage or destroy the hedge in the process.