Genus of about 15 species of evergreen shrubs and small trees, native to tropical and subtropical areas. They feature green leaves, very fragrant, white flowers and spiny stems. Their fruits are nearly always edible and rich in vitamin C.
Latin name: Citrus aurantium
Grow in full sun, in fertile, neutral or slightly acid, moderately moist soils.
Plant in rows and orchards.
Usually propagated by grafting on sour oranges (Citrus aurantium)
Spherical tree with edible, orange fruits (sour oranges), and white flowers borne from mid-spring to summer.