15 Interesting Facts about Lemon Trees

1. The lemon tree (Citrus limon) is a member of the Rutaceae family, which also includes oranges, limes, and grapefruits.
2. Originating from Asia, lemon trees were introduced to Europe and the Middle East around 1,000 years ago.
3. Lemon trees thrive in warm climates and require well-drained soil and full sunlight for optimal growth.
4. Lemons are an excellent source of vitamin C, providing nearly 50% of the daily recommended intake in just one fruit.
5. The sour taste of lemons is due to their high citric acid content, which can vary between 5-6% of the fruit's weight.
6. Lemon trees are evergreen, meaning they can keep their leaves year-round. Flowering and fruiting often occur at the same time.
7. In addition to vitamin C, lemons contain fiber, vitamin B6, and minerals like potassium and magnesium.
8. Lemons contain antioxidants such as flavonoids and limonoids, which may help reduce inflammation and promote heart health.
9. The tree can reach up to 6 meters (20 feet) in height, and fruit ripens over 6-9 months.
10. Lemon peel contains essential oils and compounds like limonene, used in cleaning products, perfumes, and aromatherapy.
11. The United States, Italy, and Mexico are among the largest producers of lemons worldwide.
12. Lemons, except limes, are the most frost-sensitive of the widely cultivated citrus fruits. The most limiting factor is freezing temperatures, and frosts' frequency, timing, and duration must be evaluated. 
13. A single lemon tree can produce up to 270 kg (about 600 pounds) of fruit annually under favorable conditions.
14. Lemon juice is used widely in culinary applications, from marinades to desserts, as well as in traditional medicine and skincare.
15. Lemon trees are known to live for up to 50 years, although proper care and pest management are necessary to ensure their longevity and productivity.

Further reading

15 Interesting Facts about Lemon Trees

Information, Uses, Health Benefits, and Nutritional Value of Lemons

The most Popular Lemon Tree Varieties

How to Cultivate Lemon Trees Commercially

Site Selection and Soil Preparation for Planting a Lemon Orchard

Complete Guide to Planting Lemon Trees

Lemon Tree Propagation and Pollination

Lemon Tree Pruning for Optimal Growth and Yield

Understanding the Water Needs of Lemon and Citrus Trees

Nutrient needs and Fertilization of Lemon trees

Pest and Weed Management in Lemon Orchards

Important Virus Diseases in Citrus trees

Important Citrus Diseases caused by Fungi

Bacterial Citrus Diseases: Identification and Control

Lemon Tree Yield, Harvest, and Storage