Flutterby Flow Lavender makes a dwarf shrub with a compact, outwardly-spreading habit. Growing to a maximum height and width of 2 to 3 feet. Fragrant lavender flowers. The flowers emerge in spring and persist until the first frosts of the fall . Adaptable to a wide range of soil types and growing conditions. Little to no pruning needed. Excellent mounding habit makes this series ideal in the border, hanging over retaining walls, even in containers.