Why does zamioculca turn black?

Why does zamioculca turn black?


The plant may have a darker color only on the upper leaves, over time or darken completely.

THE zamioculca It is a plant that is easy to care for and maintain, but it can present problems, like most specimens. It usually has yellow leaves, a sign of disease, for various reasons. However, some specimens may have leaves that darken as they grow.




It is important to note that there are three distinct cases of foliage browning. The difference lies in the brightness and surrounding environment of the leaf. So always be careful whether what you see is a black leaf (which typically still has a paint-like sheen) or a brown one (with burn spots and a yellowish outline).

But there are extreme cases in which the plant shows a shrinkage of the upper leaves, which also darken. Therefore, it is important to look at the health of your zamioculca as a whole.

In the case of black-painted foliage, the reason is simple: if your plant starts out greenish but darkens to a deep black once it matures, you have a specimen of Black zamioculca. Black leaves are not a sign of disease, but just a characteristic of the species.

The care for the Black Zamioculca is the same: it does not need much watering or sun, and suffers a little from temperature changes (as it is a succulent).

But there is a dangerous exception: If black appears only on the upper leaves, and is accompanied by wrinkled leaves that appear wet and dull, the factor is humidity. Essential for the life of the plant, careful watering must be carried out to avoid damaging the leaves and rotting the roots, another consequence of the problem.

Two other problems that afflict leaves are the lack of water, which is easily solved, and the excess of harmful minerals, such as chlorine and salt. To avoid poisoning your plant, the ideal is to use filtered or rain water.

In the second case, in which the leaves show yellowing that turns brown, the appearance is a symptom of problems. In more extreme cases brown can evolve to black, which resembles dark black, with retracted and drier leaves.

The most common problem with plants displaying this symptom is excessive sun exposure, among other factors that cause the leaves to turn yellow. The brown spots really look like burns and take away the shine of the zamioculca.

In these cases the care is the same as for a specimen that has yellow leaves. Find out how to care for zamioculca with yellow and brown leaves Here.

* Intern under the supervision of Charlise de Morais.

Source: Terra

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