Some ground covers hold soil really well on creekbanks and other steep slopes. In full sun, the list would include Japanese purpleleaf honeysuckle and purple wintercreeper euonymus.

In sections with poorly-drained soil, trumpet honeysuckle, a creeping perennial vine will attracts hummingbirds, and other pollinators. ... Planting and maintaining ground covers.

I was told that honeysuckle is good but requires trimming. I would like to cover as much as possible for erosion control. A: Slopes and hillsides can present several gardening challenges.