About

Citrus x aurantiifolia is a spiny evergreen shrub or small tree characterized by its glossy green leaves that emit a pleasant aroma. In late spring or summer, it produces fragrant white flowers, which are succeeded by round fruit that is typically green or greenish-yellow, measuring 4 to 6 cm in diameter.

About the genus

Citrus consists mainly of evergreen shrubs and trees, which are often armed with spines. They feature simple, leathery leaves that release a pleasing fragrance, typically borne on winged petioles. The plants produce aromatic flowers that are usually white or have a hint of pink, which are succeeded by sizable, juicy fruits.

Growing conditions

Sunlight
Full sun, Partial shade
Soil type
Loam
Soil pH
Acid, Neutral
Soil moisture
Moist but well-drained, Well-drained
Aspect
South-facing, West-facing
Exposure
Sheltered
UK hardiness
H2

Plant details

Plant type
Conservatory Greenhouse, Fruit Edible, Shrubs
Habit
Bushy
Foliage
Evergreen
Height
2.5-4 metres
Spread
1.5-2.5 metres
Time to full height
20-50 years
Suggested uses
Patio and container plants
Native to
Tropical Asia
Fragrance
Flower
Toxicity
Fruit harmful to skin with sunlight/skin allergen (lemon and lime-bearing Citrus only). Wear gloves and other protective equipment when handling

Care notes

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
Pruning
Pruning group 1
Propagation
Propagate by seed at 16°C in spring; seedlings do not come true to type. Propagate by semi-ripe cuttings in summer
Pest resistance
May be susceptible to citrus red spider mite and glasshouse red spider mite, soft scale and fluted scale, aphids, caterpillars and mealybugs under glass
Disease resistance
Generally disease-free