
Certified GKH Gardening Expert
No, we don't make house calls but it sounds like you need to add some plants that will stop the erosion. Native plants, groundcovers, or evergreens will do the trick.
https://www.gardeningknowhow.com/plant-problems/environmental/plants-for-erosion-control.htm
https://www.gardeningknowhow.com/special/slope-hill/plants-that-grow-on-slopes.htm
https://www.gardeningknowhow.com/special/slope-hill/hill-ground-cover.htm
https://www.gardeningknowhow.com/garden-how-to/gardening-by-zone/zone-7/zone-7-evergreen-groundcovers.htm