- published: 05 Sep 2014
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Ceratonia siliqua, commonly known as the Carob tree and St John's-bread, is a species of flowering evergreen shrub or tree in the pea family, Fabaceae. It is widely cultivated for its edible legumes, and as an ornamental tree in gardens. The seed pod may be crushed and used as a substitute for chocolate.
It is native to the Mediterranean region including Southern Europe, Northern Africa, the larger Mediterranean islands; to the Levant and Middle-East of Western Asia into Iran; and to the Canary Islands and Macaronesia.
The vernacular names in other cultures and languages for Ceratonia siliqua include: Arabic: خروب kharrūb; German: Johannisbrotbaum; Greek: χαρουπιά kharoupia or ξυλοκερατιά ksylokeratia; Spanish: algarrobo, caroba; French: caroubier, caroube; Hebrew: חרוב ḥaruv; Portuguese: alfarrobeira; Catalan: garrofa; Sicilian: carrubba; Turkish: harnup, keçiboynuzu; Croatian: rogač.
The Ceratonia siliqua tree grows up to 10 metres (33 ft) tall. The crown is broad and semi-spherical, supported by a thick trunk with brown rough bark and sturdy branches. Leaves are 10 to 20 centimetres (3.9 to 7.9 in) long, alternate, pinnate, and may or may not have a terminal leaflet. It is frost-tolerant.