Calluna is a genus of flowering plants in the family Ericaceae, commonly known as heather. It consists of several species, with Calluna vulgaris being the most well-known. This plant is native to Europe and Asia, thriving in acidic, sandy soils and often found in heathland and moorland habitats. Heather is characterized by its small, scale-like leaves and bell-shaped flowers that bloom in shades of purple, pink, or white. It is an important plant for local ecosystems, providing habitat and food for various wildlife, including bees and other pollinators. Additionally, heather is often used in gardens for ornamental purposes.