Part of the Island Series, the compact and mounding Aster will delight your late summer and fall garden with its vibrant pink flowers when everything around it has started to fade. Grows well in a variety of soils, will inevitably be covered with pollinators, and makes a wonderful cut flower for autumn bouquets.. Mature Size: 18″-24″ x 12″-18″ after 2-5 years. Full Sun (6+ Hours), Morning Sun Afternoon Shade.