Citrus hystrix – Thai Lime

Citrus hystrix, commonly known as Thai Lime, a highly aromatic citrus tree prized for its distinctive double-lobed leaves, bumpy-skinned fruits, and strong citrus fragrance. Native to Southeast Asia, this small evergreen tree is an essential ingredient in Thai, Indonesian, and other Southeast Asian cuisines, adding a unique citrussy flavour to curries, soups, and marinades. With its culinary and medicinal uses, as well as its suitability for container growing, it’s a must-have for gardeners and food enthusiasts alike!

Key Features:

• Botanical Name: Citrus hystrix
• Common Names: Makrut Lime, Thai Lime, Wild Lime
• Family: Rutaceae
• Native Region: Southeast Asia (Thailand, Indonesia, Malaysia)
• Growth Rate: Moderate
• Mature Height: 2–5 meters (6–15 feet)
• Leaves: Glossy, dark green, uniquely double-lobed (looks like two leaves joined together)
• Flowers: Small, fragrant, white flowers with a pinkish hue
• Fruit: Small, round, bumpy-skinned, deep green turning yellow when ripe
• Seed Count per kg: Approximately 7,500 seeds per kilogram
• Season: All Year

Growing Conditions:

• Sun Exposure: Full sun to partial shade
• Soil Requirements: Well-drained, slightly acidic soil (pH 5.5–6.5)
• Watering Needs: Moderate; prefers consistent moisture but does not tolerate waterlogging
• Temperature Tolerance: Thrives in warm, tropical and subtropical climates; not frost-hardy
• Humidity: Prefers moderate to high humidity
• Pruning: Benefits from pruning to maintain shape and encourage bushy growth
• Container Growing: Well-suited for pots and indoor cultivation in colder climates

Landscaping & Uses:

• Essential for Thai, Indonesian, and Southeast Asian cooking
• Highly fragrant leaves and fruit for culinary and medicinal purposes
• Excellent as a container plant for patios, balconies, or greenhouses
• Ornamental small tree or hedge with glossy green foliage and fragrant blooms
• Used in herbal and medicinal applications for skin and digestive health