Cleopatra mandarin

The Cleopatra mandarin (Citrus reshni hort. ex Tanaka) is an evergreen woody plant belonging to the Rutaceae family. It is globally recognized in the agricultural industry primarily for its vital role as a rootstock for various commercial citrus scion varieties rather than for its fruit production.

Originating from Southeast Asia, this mandarin species has been widely distributed across major citrus-growing regions, including Florida, Brazil, and Mediterranean countries. Its extensive adoption is due to its robust nature and the ability to thrive in diverse subtropical climates where other varieties might fail.

Botanically, the tree is characterized by a dense canopy, relatively small leaves, and small, flattened fruits with bright orange rinds. The fruit flesh is often tart and contains a significant number of seeds, which limits its marketability for fresh consumption, though the plant is prized for its high ornamental and biological value.

In terms of agrotechnics, Cleopatra mandarin performs exceptionally well in a wide range of soil types, showing notable tolerance to salinity and alkaline conditions. It requires well-drained soil to thrive, as it is susceptible to root rot if waterlogged. Regular fertilization and pruning are essential for maintaining plant vigor and ensuring optimal compatibility with grafted varieties.

Regarding health management, this cultivar is valued for its high resistance to citrus tristeza virus, a major pathogen in citrus orchards. However, growers must remain vigilant against pests such as aphids, scale insects, and citrus whiteflies. Proper irrigation management is critical to prevent soil-borne fungal diseases that can compromise the root system.

• Excellent tolerance to saline soils
• Highly resistant to tristeza virus
• Compatible with many citrus varieties
• Sensitive to excessive soil moisture