Brazil nut


Brazil nut fruits - Photo by CIFOR

The Brazil nut is a large tree, which can reach 50 m tall. The trunk can be 1 to 2 m in diameter. It is one of the largest species of trees in the Amazonian rainforest.

Most Brazil nuts are harvested from naturally occurring trees. In some areas they are grown in plantations.

Names

Scientific
   Bertholletia excelsa
English
   Brazil nut
Dutch
   Paranoot
Spanish
   Castaña de monte
   Nuez amazónica
   Nuez de Brasil
French
   Noix bresilienne
   Noix d’Amazonie
   Noix du Brésil
German
   Amazonenmandel
   Paranuss
   Paranussbaum
Italian
   Noce amazzonica
   Noce del Brasile

Taxonomy

Genus
   Bertholletia
Family
   Lecythidaceae
Order
   Ericales

Basic information and facts

Origin:

Brazil, Amazon area.

Distribution:

Brazil nuts are found in the Amazonian rainforest, but there are also some plantations in the Amazon area.

Deciduous or evergreen:

Brazil nut is a tropical evergreen tree.

Fruits:

The fruit is a large capsule with a diameter of 10 to 15 cm. The hard woody shell is 8 to 12 mm thick. The fruit contains eight to 24 triangular seeds, which are 4 to 5 cm long; these are called the “Brazil nuts”.

Climate and weather:

Tropical rainforest climate.

Pollination:

Flowers are pollinated by a large species of bee. In plantations it is sometimes difficult to attract the right species of pollinators.

Height:

Trees are 25 to 50 meters tall.

Propagation:

Propagated by seed.

Harvesting:

After pollination, the fruits takes 14-15 months to reach maturity. They are harvested by collecting them when they fall from the tree. The fruits are hard and must be opened with a machete to collect the nuts.

Uses:

Brazil nuts are eaten fresh or may be used to extract oil. The oil is used for cooking or for making soaps.

Crop categories

Nuts
Edible seeds
Tropical crops

Pictures


Brazil nut fruits - Photo by CIFOR


Brazil nut tree


Brazil nuts - Photo by Jean Marconi


Brazil nuts - ready to eat

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