Eucalyptus citriodora, commonly known as lemon-scented gum, is a species of tree native to Australia. It is characterized by its tall stature, reaching heights of up to 50 meters, and its distinctive lemon-scented leaves, which contain essential oils. The tree is often planted for its ornamental value and is also used in reforestation efforts. The essential oil extracted from the leaves of Eucalyptus citriodora is known for its refreshing lemon fragrance and is commonly used in aromatherapy and natural insect repellents. This species thrives in warm climates and prefers well-drained soils, making it suitable for various landscaping applications.