Macadamia integrifolia, also known as smooth-shell macadamia, is a species of tree in the Proteaceae family, primarily grown for their nutritious nuts. It's native to the east coast of Australia, but is also cultivated in other parts of the world, such as Hawaii, South Africa and Central and South America.
Though the Europeans were where using Macadamia nuts from the 18th century, it was not widely cultivated until the 20th century. Today they're a popular crop in many parts of the world and are often considered a luxury nut due to their high price.
Common names: Macadamia nut, Bush nut, Maroochi nut, Bauple nut, Queen of nuts
Macadamia is a slow-growing evergreen tree that can grow up to 20 metres high, though usually it is about 10 metres. It prefers a subtropical climate with warm, humid summers and mild winters. It can be planted with a distance of 8 metres between trees.
Macadamia trees from seedlings mature in 7–10 years. However, trees from grafted plants mature early. They are slow-growing trees and need plenty of sunlight. Macadamia trees can be pruned to keep them small.
Pruning is necessary to control the size and shape of the tree and to promote healthy growth. Macadamia can be planted in containers but needs regular pruning and maintenance to reach a manageable size.
The tree needs regular watering, especially during the growing season.
The fruit of Macadamia integrifolia is a round or oval nut enclosed in a hard shell.
The nut has a diameter of about 2-3 cm and a light brown shell. The inner kernel of the nut is white and has a rich, creamy flavour. Macadamia nuts are used in many culinary applications, such as baking and cooking, and they're also a popular snack.
Macadamia nuts are high in healthy monounsaturated fats and contain a variety of vitamins and minerals, including magnesium, potassium, calcium, phosphorus, iron, and vitamin B6. Monosaturated fats helps to avoid heat diseases and also prevent diabetes. They're also a good source of fibre.
Macadamia nuts are highly valued for their nutritional and culinary uses.
They have nice thick crown like foliage and are suitable as ornamental plants.
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Macadamia primarily grown for their delicious nuts. The tree has an ornamental foliage and so used for landscaping as well. Macadamia nuts are roasted and salted or used by bakers and chocolatiers in confections and chocolates.
Scientific name: Macadamia integrifolia
Propagation method: Seedling
Plant size: Large
Supplier: Saphal Agro
See more about growing macadamia.
