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Citrus × latifolia (Persian Lime)

Persian Lime, Tahiti Lime, Bearss Lime, Seedless Lime

Citrus × latifolia, Persian Lime, Tahiti Lime, Bearss Lime, Seedless Lime
Citrus × latifolia Bearss Lime, Persian Lime Bearss Lime, Tahiti Lime Bearss Lime, Bearss Lime, Seedless Lime Bearss Lime

Persian Lime (Citrus × latifolia): A Popular, Seedless Citrus Delight

The Persian lime (Citrus × latifolia), also known as Tahiti lime or Bearss lime, is a vigorous hybrid citrus tree renowned for its juicy, seedless fruit and lush evergreen foliage. Commonly seen in grocery stores around the world, this lime variety stands out for its excellent shelf life, subtle flavor, and culinary versatility. A triploid hybrid between the Key lime and lemon, Persian lime is nearly thornless and more cold-hardy than other limes, making it a preferred choice for both commercial orchards and home gardeners.

The Persian lime belongs to the citrus family Rutaceae, which includes other popular citrus fruits such as grapefruitorange, pomelo, clementine, mandarin, tangerine, calamansi, kumquat, finger lime, and Kaffir lime.

Native Range

The exact origin of Persian lime is unknown, though genetic studies suggest its roots lie in Southeast Asia, particularly northeastern India, northern Myanmar, and southwestern China. It likely made its way to California from Tahiti in the 19th century, earning its common name.

Growth Habit

This small evergreen tree features a rounded, dense canopy that may droop to the ground. The form is naturally symmetrical and weeping, with a medium growth rate and low maintenance needs. It thrives in warm, sunny climates and can be pruned to maintain compactness for container culture.

Size

Persian lime trees typically grow 8–20 feet (2.4-6 meters) tall and wide. They can be pruned for container culture.

Leaves

The foliage consists of broadleaf evergreen leaves, dark green and lanceolate in shape, measuring 3.5–5 inches (8-12 cm) long. New growth is tinged purple before maturing to green. Leaves persist on the tree for up to three years, and are alternately arranged and smooth to the touch.

Flowers

Clusters of 5–10 fragrant, star-shaped flowers appear mostly in late winter to early spring, although sporadic blooms may occur year-round in suitable climates. Each flower features five white petals, often tinged with purple when young, and numerous sterile stamens. Their sweet fragrance attracts bees and other pollinators, though pollination is not required for fruiting.

Fruits

The oval, medium-to-dark green fruits turn yellow at full ripeness but are commonly harvested while still green. Measuring 1–3 inches in length, the limes have a smooth, glossy rind rich in aromatic oils used in flavorings and cosmetics. Internally, the flesh is juicy, tender, and acidic with minimal bitterness and no seeds under standard growing conditions. The fruit takes 90–120 days to mature after flowering.

Hardiness

USDA Zones 9–11. Damage begins below 28°F (-2°C). Ideal for subtropical to tropical climates, or grown in containers and moved indoors in cooler zones.

Uses

  • Culinary: Used in limeade, marinades, desserts, frozen juice, and garnishes.
  • Cosmetic: Essential oil used in perfumes and skincare products.
  • Medicinal: Rich in vitamin C and antioxidants; used in traditional remedies and immune support.
  • Ornamental: Evergreen foliage and fragrant blooms make it a beautiful feature tree.
  • Beyond Lemon and Orange: Citrus You’ve Never Heard Of (But Need to Taste)

Toxicity

May cause contact dermatitis in sensitive individuals. Generally safe for humans and pets, but caution is advised with exposure to sap and oils.

Citrus × latifolia Bearss Lime, Persian Lime Bearss Lime, Tahiti Lime Bearss Lime, Bearss Lime, Seedless Lime Bearss Lime


Persian Lime Nutrition and Health Benefits

Benefit How It Helps
Immune Boost High in vitamin C (21–29 mg per fruit) to help fight infections and support immune function.
Digestive Health Stimulates saliva and bile production; flavonoids and oils promote digestion and relieve constipation.
Antioxidant Power Rich in vitamin C and flavonoids that neutralize free radicals and support cardiovascular and skin health.
Hydration Composed of 88–90% water; excellent for hydration and contains only 20–30 calories per fruit.
Weight Control Low in calories and enhances flavor without added fat or sugar, aiding in weight management.
Heart Health Vitamin C and potassium support heart function and help regulate blood pressure.
Skin Health Vitamin C boosts collagen production, promoting skin elasticity and reducing aging signs.
Antibacterial & Antifungal Contains natural compounds with antibacterial and antifungal properties for added protection.

Lime Guide: Compare Types, Benefits, and Culinary Uses


How to Grow and Care for Persian Lime Trees

Light Requirements

Persian lime trees require full sun for optimal growth and fruit production. They are intolerant of shade and should receive at least 6–8 hours of direct sunlight daily.

Soil Requirements

Prefers sandy to loamy, well-drained soil with a pH of 6.0 or higher (ideally 6.0-7.0). Avoid heavy clay or poorly draining soil to prevent root rot.

Watering

Water regularly during dry periods. Avoid overwatering. Young trees need more frequent irrigation, while mature trees benefit from watering during fruit development. Deep, infrequent watering is best to encourage deep roots.

Fertilizing

Apply citrus-specific fertilizer 3–4 times a year. Use a mix containing nitrogen, magnesium, and micronutrients. For alkaline soils, use iron chelates to prevent chlorosis. Fertilize more frequently (every 2–3 months) when young, then adjust to 3–4 times per year as the tree matures.

Pruning

Minimal pruning required. Trim to maintain shape, remove dead wood, and manage height (6–8 feet recommended for harvesting and wind resistance). Prune after harvest or as needed to keep the tree healthy.

Container Growing

Grow in large pots with excellent drainage. Use citrus potting mix and place in the sunniest location available. Move indoors during cold months in USDA zones below 9.

How to Grow Citrus Indoors: From Fragrant Blooms to Homegrown Fruit

Citrus × latifolia, Persian Lime, Tahiti Lime, Bearss Lime, Seedless Lime


Harvesting Persian Limes and Storage

When to Harvest

  • Harvest when fruits reach about 1¾ inches (45 mm) in diameter and are medium to dark green.
  • Yellow limes are fully ripe but have lower commercial value and shorter shelf life.

How to Harvest

  • Use clean, sharp pruning shears or gently twist the fruit to detach it from the tree.
  • Harvest frequently to encourage more blooms and continuous fruit production.

Storage

  • Store Persian limes in a sealed plastic bag in the refrigerator; they typically keep well for 10–14 days.
  • Commercial storage under optimal conditions (48°F / 9°C and 90% humidity) can extend shelf life to 6–8 weeks.
  • Avoid storing at room temperature for extended periods, as this accelerates spoilage and moisture loss.

How to Propagate Persian Lime

Seed Propagation

  • Persian limes are typically seedless, so propagation from seed is not practical or reliable.
  • Even if seeds are present, they may not produce true-to-type offspring.

Cuttings

  • Take semi-hardwood cuttings 6–8 inches long from healthy, disease-free branches.
  • Dip the cut end in rooting hormone to promote root development.
  • Insert cuttings into a moist, well-draining medium such as perlite and peat moss.
  • Maintain high humidity and place in bright, indirect light. Rooting may take 6–8 weeks.

Grafting

  • The most common and reliable method of propagation for Persian limes is grafting onto a vigorous rootstock.
  • Use compatible rootstocks such as trifoliate orange or sour orange for improved disease resistance and hardiness.
  • Whip-and-tongue and cleft grafting are widely used techniques.
  • Perform grafting in late winter or early spring when both scion and rootstock are actively growing.

Air Layering

  • Less common but possible. Make a shallow cut on a healthy branch and wrap it with moist sphagnum moss and plastic.
  • Roots may form in several weeks. Once well developed, the branch can be cut and potted.

Common Pests and Diseases of Persian Lime Trees

Pests

  • Aphids: Tiny, sap-sucking insects that gather on young shoots. They excrete sticky honeydew, which encourages sooty mold growth.
  • Leafminers: Larvae that create visible tunnels through leaf tissue, reducing photosynthetic efficiency.
  • Spider Mites: Microscopic pests that thrive in hot, dry climates and cause stippling, discoloration, and webbing on leaves.
  • Scale Insects: Small, shell-covered insects that feed on plant sap, leading to yellowing leaves and weakened growth.
  • Whiteflies: Tiny white flying insects that cause leaf curling and also excrete honeydew, attracting mold.

Diseases

  • Citrus Canker: A highly contagious bacterial disease that causes raised, water-soaked lesions on leaves, stems, and fruit.
  • Greasy Spot: Fungal infection resulting in yellowish-brown, oily-looking spots on the undersides of leaves.
  • Root Rot (Phytophthora): Soilborne fungus that thrives in wet conditions, causing wilting, root decay, and stunted growth.
  • Melanose: Fungal disease leading to small, dark, scabby lesions on fruit, stems, and leaves.
  • Anthracnose: Common under wet, humid conditions, this fungal disease causes fruit blemishes, leaf spots, and twig dieback.

Prevention and Control

  • Regularly inspect your tree for signs of pests and diseases and act promptly to remove affected parts.
  • Ensure proper spacing and air circulation to limit fungal spread and maintain plant health.
  • Use horticultural oils like neem oil or insecticidal soaps to control soft-bodied pests.
  • Avoid overwatering and plant in well-draining soil to prevent fungal root issues.
  • Apply copper-based fungicides preventatively during humid or rainy periods to manage bacterial and fungal threats.

Requirements

Hardiness 9 - 11
Climate Zones 7, 8, 9, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, H1, H2
Plant Type Fruits, Shrubs, Trees
Plant Family Rutaceae
Genus Citrus
Common names Persian Lime, Lime
Exposure Full Sun
Season of Interest Spring (Early, Mid, Late), Summer (Early, Mid, Late), Fall, Winter
Height 8' - 20' (240cm - 6.1m)
Spread 8' - 20' (240cm - 6.1m)
Maintenance Average
Water Needs Average
Soil Type Loam, Sand
Soil pH Acid, Neutral
Soil Drainage Moist but Well-Drained
Characteristics Fragrant, Showy, Evergreen, Fruit & Berries
Attracts Bees
Garden Uses Beds And Borders, Patio And Containers
Garden Styles Mediterranean Garden
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Citrus sudachi (Sudachi)
Citrus medica (Citron)
Citrus medica var. sarcodactylis (Buddha’s Hand)
Citrus x junos (Yuzu)

Find In One of Our Guides or Gardens

How to Grow Citrus Indoors: From Fragrant Blooms to Homegrown Fruit
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While every effort has been made to describe these plants accurately, please keep in mind that height, bloom time, and color may differ in various climates. The description of these plants has been written based on numerous outside resources.
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Requirements

Hardiness 9 - 11
Climate Zones 7, 8, 9, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, H1, H2
Plant Type Fruits, Shrubs, Trees
Plant Family Rutaceae
Genus Citrus
Common names Persian Lime, Lime
Exposure Full Sun
Season of Interest Spring (Early, Mid, Late), Summer (Early, Mid, Late), Fall, Winter
Height 8' - 20' (240cm - 6.1m)
Spread 8' - 20' (240cm - 6.1m)
Maintenance Average
Water Needs Average
Soil Type Loam, Sand
Soil pH Acid, Neutral
Soil Drainage Moist but Well-Drained
Characteristics Fragrant, Showy, Evergreen, Fruit & Berries
Attracts Bees
Garden Uses Beds And Borders, Patio And Containers
Garden Styles Mediterranean Garden
How Many Plants
Do I Need?
Guides with
Citrus
Not sure which Citrus to pick?
Compare Now

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