The plant culture of Welwitschia

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reputation as longevity star

Leaves never fall

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Not many people know about Welwitschia flowers, because this kind of flower cannot be grown at home. The leaves of this plant can be said to be the longest-lived leaves among many varieties. Curious friends can learn more about its culture. Recently, a netizen asked what is the significance of this kind of flower growing in an uninhabited place for hundreds of years? Woolen cloth? The editor wants to say that in fact, everything has a certain meaning as long as it exists. Moreover, everyone’s understanding of meaning may not be the same, so let’s take a look at the editor’s understanding!

reputation as longevity star

The reputation of longevity star

Their leaves are evergreen, each tree has only two pairs of leaves, which are wide and flat. The widest pair was found in the Flache area, and its height alone can reach the height of an adult man. But how does it live so long? Well, their leaves can grow 12-14cm per year, and the leaves lie flat on the ground. Even when the wind is strong, they cannot harm the soil below.

Not only can it resist wind erosion of the soil, but it can also absorb enough water with its huge surface area, which is also a necessary condition for their survival! But there are of course other reasons why such a big leaf can remain unchanged for hundreds of years. First of all, this desert is relatively close to the sea, and a large amount of sea fog can maintain its moisture. Secondly, the roots that penetrate deeply into the sand can also They absorb a certain amount of water, so they can be vibrant all year round!

The leaves never fall

This plant There are only four leaves in total, including two true leaves. These two leaves will not fall. They will only grow bigger and bigger. In other words, their lifespan is the lifespan of the entire plant. Their leaves have a growth belt, and the cells nearby have a certain meristematic ability and will continue to produce new tissues, so that the entire leaf will become larger and larger. In fact, their front ends are also constantly aging, and the old parts have long since disappeared. However, the growth zone area will continue to be replaced by new tissue, so we may misunderstand that they will not be damaged. This is the secret of why it never grows old.

Leaves never fall

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