Macadamia nuts are a very popular dried fruit, rich in nutrients, there is a lot of people like the milk flavor, so it has the "king of dried fruits", "dried fruit queen" reputation.
Many people will have questions about this delicious dried fruit: what kind of plant is the macadamia nut, is it a fruit tree? How did it come about?
Yes, it's a fruit tree, a dried fruit tree. The fruit tree that grows macadamia nuts, also called macadamia nuts, quinns nuts, macadamia nuts, is a perennial evergreen tree fruit tree in the macadamia genus of the family Diplodocus.
The main edible part of macadamia nuts is its kernels. So, how do macadamia nuts grow?
Flowers and fruits of macadamia nuts
Although many people have eaten macadamia nuts, not many people have seen this nut tree.
Macadamia nuts are tall trees, 5–15 m tall, lanceolate or oblong leaves, leathery; flowers are white or pale yellow, inflorescences, flowering period 4-5 months, fruit period 7-8 months (Guangzhou);
The fruit is spherical, with a long cone-like thing on the tail, tied hands, and the peel begins to turn green, turns brown when ripe, and cracks when ripe, and the inside is what we commonly look like.
History of macadamia nuts (macadamia nuts).
First of all, the history of macadamia cultivation is not very long. Macadamias were only discovered by botanists around the middle of the 19th century (circa 1840-1860).
Around the end of the 19th century, macadamia nuts were introduced to Hawaii for cultivation. Although it is cultivated, it is not used as a fruit tree, but as a protective forest for sugarcane.
Since its root system is not deep, it is really not a good choice to do shelter forest. Just when people were preparing to abandon it, they inadvertently found that the nuts of this fruit tree were quite delicious.
Because the climate is more suitable, this fruit tree grows particularly well in Hawaii, so macadamia nuts have a new use for cultivation. And macadamia nuts, that's how they began to become popular.
Macadamia nut growing conditions
Let's first look at the requirements of macadamia nuts for climatic conditions and growing environment:
Macadamia nuts are suitable for growing in tropical and subtropical areas, and the growing environment generally requires an average annual temperature of 20-22 °C, a monthly average temperature of not less than 10 °C, and an absolute low temperature of not less than 5 °C. There is no severe frost period, and the annual rainfall is 1000-2000mm.
—China Tropical Agriculture, 2013
Macadamia seedlings take about 2 years, sown with seeds, the seedlings grow to a certain extent (when the diameter of the seedlings reaches 8-12mm) and then grafted, after growing into strong seedlings, they can be released.
Planting is with grafted seedlings, the plant row spacing is 5 * 7m, and almost 19 trees can be planted per acre.
Macadamia nuts are generally colonized in July to August, and it takes about 4-5 years after colonization to enter the initial fruiting period and enter the harvest period after 7-8 years. According to various sources, adult macadamia nuts can be picked 50 pounds per tree, and its picking life can reach 70 years.
Macadamia nuts prefer soils with fertile, well-drained soils with deep, fertile organic matter and good drainage.
Macadamia nuts, there are macadamia light shell species, coarse shell species, and their natural hybrids and other 3 major categories. During the cultivation process, different varieties are usually selected and planted in a garden.
Macadamia nuts are mainly distributed in eastern Australia, Sulawesi in Indonesia, Hawaii in the United States and other places. In China, Yunnan, Guangdong, Guangxi and Fujian have been cultivated, and in recent years, large-scale planting has increased in Guangxi and Yunnan.
Note: The image of this article comes from the network
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