Looking for a low-maintenance, evergreen groundcover with stunning white flowers? Look no further than Cerastium tomentosum, also known as Snow-in-Summer. This herbaceous perennial features silvery-grey foliage and star-like white flowers that bloom not only in summer but at other times of the year as well. One plant can quickly cover a square yard, making it an excellent choice for filling in areas of your garden. While it is native to alpine regions of Europe, it has become popular as a cultivated ornamental and can be found in gardens worldwide. And don't worry about having a green thumb - Cerastium tomentosum is easy to take care of, though be aware that it can be invasive. Whether on a rock garden or as a wall plant, this beautiful plant will add a touch of elegance to any landscape.