One of the more frustrating things a gardener faces is the proliferation of weeds that manage to grow under shrubs. That weeds will grow even in such shade shows how formidable they are. Moreover, they defeat the purpose of a beautiful and well-tended shrub by creating an area of chaotic ugliness beneath it. Weeds also rob the shrub of water and nutrients. Besides simply tearing the weeds out, the best way to make sure they don't return is to plant a more pleasing and desirable plant in their place. Here are a few vines that will not only control the weeds but actually complement the shrub above it:
Periwinkle prefers soil that is well-drained and moist and thrives where the soil is amended with rotted manure or compost. An excellent plant for hardiness zones 3 through 9, it will need the shade of a shrub in the warmer climates.