Woolly creeping thyme (Thymus pseudolanuginosus, USDA Hardiness Zones This garden's owner writes: "I love the way my woolly creeping thyme flows into my dry creek bed like water spilling over the rocks. The aqua color looks like it's foaming to me.
The Best Public Topiary Gardens In The World. 9 photos-- Located in England’s famously picturesque Lake District, Levens Hall boasts the world’s oldest topia. - Photo courtesy of Levens Hall & Gardens, Kendal, Cumbria, England