Citrus × limon (F)

RHS Plant Profile
lemon

Other common names

bergamot, bergamot orange, Chinese dwarf lemon, dwarf lemon, lemandarin, mandarin lime, medicinal bergamot, Meyer lemon, Otaheita rangpur, Otaheite orange, Otaite orange, rangpur, rangpur lime

Synonyms

Citrus bergamia
Citrus limon
Citrus × aurantium subsp. bergamia
Citrus limonum
Citrus × limonia
Citrus volkameriana
Citrus × meyeri

Shrubs Conservatory Greenhouse Fruit Edible

A shrub or small tree to 4m tall, with spiny branches and oval, glossy, dark green leaves to 10cm long. From spring to summer it bears fragrant white flowers to 5cm across; these are followed by broadly ovoid, yellow fruits. Lemons are best grown in a cool or temperate greenhouse or conservatory and moved outside during the summer months. C. x limon is an ancient hybrid, derived from several wild species, and has given rise to many cultivated varieties.

Position

Full sun

Soil Types

Loam

Max Height

2.5-4 metres

Max Spread

1-1.5 metres

Size

Time to Maturity
10–20 years
Max Spread
1-1.5 metres
Max Height
2.5-4 metres

Growing Conditions

Loam
Moisture
Moist but well–drained
pH
Acid or Neutral

Position

Full sun
Aspect
South–facing or West–facing
Exposure
Sheltered
Hardiness
H2

Colour & Scent

Fragrance Flower
Season Stem Flower Foliage Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family
Rutaceae
Native to GB/Ireland
No
Foliage
Evergreen
Habit
Bushy
Potentially harmful
Fruit harmful to skin with sunlight/skin allergen (lemon and lime-bearing Citrus only). Wear gloves and other protective equipment when handling
Genus
Citrus are typically evergreen shrubs or trees, frequently spiny, with simple, leathery, aromatic leaves, usually with winged stalks, and often fragrant white or pink-tinged flowers, followed by large, juicy fruits
Name Status
Correct
Horticultural Group
This genus produces fruit, but not necessarily edible fruit
Plant Range
Asia

How to Grow

Cultivation

Grow as a conservatory or greenhouse plant, in a container of peat-free, loam-based potting compost with added grit, in full light, with shade from hot sun. In growth during spring and summer, water freely, and mist daily. Apply fertilisers formulated for citrus, throughout the year, following the manufacturer’s instructions; water sparingly in winter. See citrus cultivation for further information

Propagation

Propagate by semi-ripe cuttings in summer, or layer in early spring. Sow seed at 16°C in spring; seedlings do not come true to type

Suggested planting locations and garden types

  • City and courtyard gardens
  • Mediterranean climate plants
  • Patio and container plants
  • Bedding
  • Conservatory and greenhouse
  • Edible fruit

Pruning

See pruning group 1

Pests

May be susceptible to scale insects, mealybugs and glasshouse red spider mite

Diseases

Generally disease-free