6x campanula poscharskyana %E2%86%9510 25cm o9cmWith its charming star shaped flowers in striking blue violet, the Bellflower Wall Campanula (Campanula poscharskyana) is the star of gardens and balconies. This hardy ground cover perennial, also called the "Carpathian Bellflower," displays a continuous carpet of blooms from summer until the first frosts. Easy to grow and exceptionally tough, it adapts beautifully to rock gardens, borders, or elegantly fills the crevices of your stone walls. In