What if the leaves of money wood turn black?

Money wood is named money wood because its leaves are very similar to ancient copper coins. It is a great foliage plant, good-looking and lovely, and is loved by many breeders. It has strong adaptability and can generally quickly adapt to a variety of new environments. There is nothing special in usual maintenance, which is basically similar to other plants, but there are also many flower friends who report that their leaves are black and at a loss. Then the following Shuai Shuai will talk about the reasons and solutions for the blackening of money wood leaves.

I. the reason for the blackening of the leaves of Artemisia angustifolia

1. Freezing injury: the incubation period of freezing injury of Artemisia mandshurica is generally long, and it takes about half a month to show its characteristics. at this time, people found that if there were fewer leaves endangered by freezing injury, they could be cut off directly.

2. Brown spot: the most common disease of money wood is brown spot, which is characterized by many round or oval spots on the leaves, showing purplish brown, slowly getting darker and darker and finally withering and falling off. Brown spot is mainly transmitted by withered leaves or soil with the help of wind and rain, which is most easily caused in the high temperature and humidity environment in summer, which belongs to the high incidence period.

3. Improper watering and lighting: too much watering or too fast rhythm when watering will lead to stagnant water at the bottom of the basin, so we should water slowly and give water to permeate for a period of time, otherwise it will cause the plant to rot its roots directly, unable to absorb nutrients and lead to blackening of leaves, and can not be cultured in strong light for a long time, which will dry up the petals, but at the same time, it should also ensure that the petals are exposed to sufficient light. So that photosynthesis can proceed smoothly.

4, insufficient fertilizer: if the fertilizer is not enough, it will make the plant lack of nutrition, and the fertility in the soil will be exhausted, resulting in the decline of the immunity of the leaves without adequate nutrition absorption, and it is easy to catch brown spot and make the leaves black and dry.

Second, the solution to the blackening of the leaves of Artemisia angustifolia

1. Brown spot

If our leaves are infected with brown spot, we can properly spray 50% carbendazim wettable powder 600-800 times, 0.5% color 10% Bordeaux, or 25% chlorothalonil wettable powder 900 times, spray two or three times every other week, and irrigate carbendazim solution when drying.

2. Problems of watering and lighting

When it is dry and hot in summer, it should be watered again when it is dry, dry and thoroughly, and then watered thoroughly after a month in winter. In addition, the plants should be transplanted to places with plenty of light, and the blackened leaves should be cut off. Then spray chlorothalonil solution.

These are the reasons and solutions for the blackening of the leaves of money wood. Such beautiful and lovely leaves as money wood can be raised in more pots at home and can be used as potted plants and air purifiers. Why not? And this kind of plant does not need to keep it all the time, does not need to consume a lot of time, if you like, then feel to raise a pot to try!