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Rutaceae TREE BOTH Placement Primary: Food Ornamental Aromatic

Meyer Lemon

Citrus × meyeri

Identified By Marcs

The Meyer lemon is a popular citrus fruit native to China, widely believed to be a cross between a traditional lemon and a sweet orange or mandarin. It is cherished by home gardeners and culinary enthusiasts alike for its unique fruit, which is sweeter, rounder, and less acidic than standard grocery store lemons. The skin is deep yellow to slightly orange when fully ripe, and the flesh is exceptionally juicy and fragrant. Grown as an attractive evergreen shrub or small tree, it features glossy dark green leaves and intensely fragrant white blossoms that can appear year-round in optimal climates. While it can thrive outdoors in warm Mediterranean regions, its manageable size and container adaptability make it a favorite indoor-outdoor plant in cooler climates worldwide.

Also known as: Chinese lemon Lemon Meyer

Toxicity & Safety

Is Meyer Lemon toxic to pets?

Yes, toxic to pets.

The Meyer lemon plant contains essential oils such as limonene and linalool, as well as psoralens, which are toxic to cats, dogs, and horses. Ingestion of the leaves, stems, or fruit can cause significant gastrointestinal upset, including vomiting, diarrhea, and excessive drooling. Additionally, exposure to the plant's sap or peels can lead to dermal irritation or photosensitivity in sensitive animals. Pet owners should keep this plant out of reach or opt for non-toxic alternatives if their pets are prone to chewing on foliage.

Is Meyer Lemon toxic to humans?

No, Meyer Lemon is generally safe for humans.

Is Meyer Lemon safe during pregnancy?

Generally considered safe during pregnancy.

Growth & Dimensions

Height 150 - 300 cm
Width 100 - 250 cm
Growth Rate Moderate
Care Level Moderate
Lifespan Perennial

Ideal Environment

Temperature -4°C - 38°C
Sunlight Hours 6 - 8 hrs/day
Sun Exposure Full sun
Soil pH 6 - 7
Watering Interval 5 - 10 days
Humidity 50.00% - 80.00%
USDA Zone 9a - 11b

Mediterranean and Subtropical Climates

Climate: Thrives in warm, sunny regions with mild winters and low risk of hard freezing temperatures, benefiting from high relative humidity and regular seasonal rainfall supplemented by irrigation.

Soils: Loam Sandy loam Well-draining potting mix
Annual Rainfall: 600 - 1500 mm

Native Regions

China (CN – Asia)

How to Care for Meyer Lemon

How should I handle sunlight requirements?

Meyer lemon trees require abundant direct sunlight to thrive and produce heavy fruit yields. Ensure your plant receives at least six to eight hours of direct sun daily. If grown indoors during winter months, place it near a south-facing window or use full-spectrum grow lights to supplement natural lighting, preventing leaf drop and weak branch development.

How should I handle watering routine?

Water your Meyer lemon deeply whenever the top few centimeters of soil feel dry to the touch. Ensure the pot or planting site features excellent drainage to prevent standing water, which quickly causes root rot. Reduce watering slightly during the slower winter growth period, but never allow the root ball to dry out completely between watering sessions.

How should I handle soil and fertilization?

Plant your Meyer lemon in rich, well-draining loamy soil with a slightly acidic pH between 6.0 and 7.0. Because citrus are heavy feeders, apply a specialized citrus fertilizer high in nitrogen and micronutrients such as iron, zinc, and manganese every four to six weeks throughout the active spring and summer growing seasons.

How should I handle pruning and maintenance?

Prune your Meyer lemon tree in late winter or early spring just before new growth flushes out. Remove any dead, diseased, or crossing branches to improve air circulation and light penetration within the canopy. You can also pinch back tips to encourage a bushier growth habit and shape container-grown specimens to your preferred size.

How to Propagate Meyer Lemon

How to propagate Meyer Lemon by cutting?

Select a healthy, disease-free semi-hardwood stem from the current season's growth measuring approximately 15 to 20 centimeters in length. Make a clean cut just below a leaf node and gently strip away the lower leaves, leaving only two or three leaves at the very top. Dip the cut base in rooting hormone powder to stimulate rapid root development. Insert the cutting into a pre-moistened medium composed of equal parts perlite and peat moss. Cover the container with a clear plastic bag or dome to retain high humidity, place it in bright, indirect sunlight, and keep the soil consistently damp until roots establish.

Common Diseases & Pests of Meyer Lemon

What is Citrus Canker and how is it treated?

Bacterial
Symptoms:

Citrus canker manifests as raised, corky lesions on the leaves, stems, and fruit surfaces. These lesions are typically yellowish-brown and surrounded by a characteristic water-soaked halo and yellow ring, severely damaging fruit quality and causing premature leaf drop if infections become widespread.

Treatment:

Prune away heavily infected branches using sterilized tools and apply copper-based bactericides during active flush periods to suppress further bacterial spread. There is no absolute cure once a tree is infected, so containment is critical.

Prevention:

Plant certified disease-free nursery stock, avoid overhead irrigation which splashes bacteria between leaves, and maintain good garden hygiene by sterilizing pruning shears between cuts and cleaning up fallen plant debris promptly.

What is Citrus Leaf Miner and how is it treated?

Pest
Symptoms:

Larvae tunnel inside young leaves, creating distinct winding silvery trails and causing the leaves to curl, distort, and twist dramatically. Severe infestations stunt the growth of young trees and increase vulnerability to secondary infections.

Treatment:

Apply horticultural oils or organic spinosad sprays to young, flush leaves where adult moths lay eggs. Systemic insecticides may be used for severe infestations on ornamental non-fruiting plants.

Prevention:

Encourage beneficial predatory insects in your garden, avoid heavy nitrogen fertilization which stimulates vulnerable new growth flushes, and prune off heavily infested leaves early in the season to disrupt the pest's breeding cycle.

Properties & Benefits of Meyer Lemon

Bears Fruit Used for Tea/Tisane Aromatic Plant

Uses & Health Benefits

What are the benefits of immune system support in Meyer Lemon?

Meyer lemons are packed with vitamin C and powerful antioxidant compounds that help bolster the human immune system. Regular consumption of the fresh juice or incorporation of the zest into meals assists the body in neutralizing free radicals, reducing oxidative stress, supporting collagen synthesis for healthy skin, and improving iron absorption from plant-based foods, thereby contributing to overall vitality and resistance against common seasonal illnesses throughout the year.

Key Nutrients / Compounds

Vitamin C rich in 53 mg / 100g
Citric Acid high 4.5 g / 100g

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