Aster Alpine Mix Aster Alpinus is a compact perennial with a spreading growth habit. It is easy to grow Alpine Aster from seeds, and this particular variety produces masses of lavender, blue, pink, and white flowers with yellow centers on a top of dark-green, lance-like foliage. Aster Alpine Mix blooms for several weeks from late spring and into fall providing a colorful display and attracting bees and butterflies. Alpine Aster looks gorgeous in mass planting, rock, and alpine gardens, containers, and borders. Aster Alpinus grows best in full sun to partial shade, and this drought-tolerant perennial is suitable for a low-water garden or xeriscape landscaping.