In addition to its aesthetic benefits, mulch acts as a barrier against weeds

https://smb.selmatimesjournal.com/article/Landscape-Supply-House-Grand-Opening-Lubbocks-New-Destination-for-Landscape-Professionals?storyId=67cafe02bb465f0008aa0d59

In addition to its aesthetic benefits, mulch acts as a barrier against weeds, minimizing competition for nutrients and water among your plants.