Q.Can Just Regular Mowing Keep A Vinca Vine From Spreading Or Is There A Smipler Way To Keep It From Advancing?
we are in springfield, il. and the vinca vine has been growing for years. I would also be interested in a way to slow down or hold back the growth of wild violets

Certified GKH Gardening Expert
The best way will be to sink a physical barrier about a foot into the ground around the area that you wish to keep it in. This will help keep the roots from spreading. Keeping the tops cut before flowering will keep it from sending seed outside of that area.
This article will offer more information on ways to control aggressive plants:
https://www.gardeningknowhow.com/plant-problems/weeds/aggressive-garden-plants.htm