Thymus citriodorus

Thymus citriodorus, commonly known as lemon thyme, is a species of thyme belonging to the Lamiaceae family. It is a perennial herb known for its lemon-scented leaves, which are used in culinary dishes, herbal teas, and as an ornamental plant in gardens. Thymus citriodorus is characterized by its small, aromatic leaves and woody stems, with a growth habit that forms low, dense mounds. The plant produces small, lavender to pink flowers in the summer, which are attractive to bees and other pollinators.

Description

Thymus citriodorus has a creeping growth habit, typically reaching heights of 15 to 30 cm. Its leaves are small, oval-shaped, and green with a yellow or variegated margin in some cultivars. The leaves emit a strong lemon fragrance when bruised or crushed, which is why the plant is commonly used in culinary applications. The flowers of Thymus citriodorus are tubular and appear in clusters at the top of the stems, blooming in late spring to early summer.

Cultivation

Thymus citriodorus thrives in well-drained soil and full sun, making it suitable for rock gardens, borders, and as a ground cover. It is drought-tolerant once established and prefers a slightly alkaline to neutral soil pH. Propagation is typically done through stem cuttings or division in the spring or early fall. Regular pruning after flowering helps maintain its shape and encourages new growth.

Culinary Uses

The lemon-scented leaves of Thymus citriodorus are used fresh or dried to flavor a variety of dishes, including poultry, fish, vegetables, and salads. The leaves can also be used to make a fragrant herbal tea. Its unique lemon flavor makes it a popular herb in Mediterranean cuisine.

Medicinal Uses

While Thymus citriodorus is primarily grown for its culinary and ornamental value, thyme in general has been used in traditional medicine for its antiseptic and antimicrobial properties. However, specific medicinal uses of Thymus citriodorus have not been extensively studied.

Varieties

Several cultivars of Thymus citriodorus exist, each with unique leaf variegations and sizes. Some popular cultivars include:

• Thymus citriodorus 'Aureus' - Noted for its golden-yellow leaves.
• Thymus citriodorus 'Silver Queen' - Features green leaves with a silver margin.
• Thymus citriodorus 'Doone Valley' - Has green leaves with yellow variegations and a strong lemon scent.

Conservation Status

Thymus citriodorus does not currently face any significant threats that would warrant a conservation status. It is widely cultivated and readily available in nurseries and garden centers.

In Culture

Due to its aromatic properties and ease of cultivation, Thymus citriodorus is popular in gardens and culinary applications worldwide. It is also valued in aromatherapy for its calming and refreshing lemon scent.