Snow-in- summer could easily be renamed to ‘snow in spring’. It is evergreen, drought tolerant, and deer resistant, and grows well in dry, well-drained soils. Cerastium tomentosum, also known as snow-in-summer, is a low-growing perennial with white flowers that resemble snow. Cerastium grows 6 to 10 inches high and spreads 2 to 3 feet in a year. · snow-in- summer is a perennial flowering ground cover that blooms profusely in the early summer , producing a blanket of notched pristine white flowers that suggest a fresh snowfall. Find out how to grow, care for, and use this versatile and attractive plant in your garden or landscape. · snow-in- summer doesnt handle high humidity and summer heat well, especially if the plant remains wet. Snow-in- summer , cerastium, is a low-mounding plant with small, wooly leaves and clusters of white flowers on wiry stems. Snow-in- summer grows best in full-sun areas with poor, slightly acidic, and well-draining soil. This soft textured plant grows quietly throughout the year until it reaches its peak flowering cycle during april and may. It is native to italy and sicily and prefers dry, well-drained soils in full sun. Learn about snow in summer plant, a low-growing perennial with white flowers and silvery foliage. Snow in summer is a low-growing perennial with silvery-gray foliage and white flowers. Consider this plant a short-lived perennial or even an annual if you plan on growing it in a warmer climate.