Are rubber trees poisonous? What is the reason for the yellowing of leaves?

If you want to raise green plants, rubber tree is a good choice, not only easy to raise, but also can absorb toxic substances in the air, especially suitable for indoor, courtyard and other places, but also can play a role in beautifying the environment. Recently, a friend asked, is rubber tree poisonous? What is the reason for the yellowing of leaves?

Is the rubber tree poisonous?

Rubber tree is toxic, because its leaf juice contains toxic substances, as long as it is not touched or accidentally eaten, it will not release harmful gases, so as an ornamental plant, the advantages outweigh the disadvantages. it is also possible to put it indoors, which can not only beautify the environment, but also absorb harmful gases in the air and purify the air. As long as you pay attention to the toxicity of the potted rubber tree when you are conserving it, and tell your family, especially children, it doesn't matter much.

Second, what is the reason for the yellowing of leaves in rubber trees?

1. The leaves turn yellow without changing the basin.

If you have just planted a rubber tree, the plant is generally relatively small, so you can change the pot once a year, because the plant shape will get bigger every year. Wait until eight years later, you don't have to change the basin so often, you only need to change the basin every two or three years. If the basin is not changed for a long time, there will be soil consolidation, poor air permeability and other phenomena, then the roots of the rubber tree will not be able to breathe, can not absorb nutrients, so the leaves will slowly yellowing and falling.

2. The leaves turn yellow due to lack of ventilation in the room.

If you put the rubber tree indoor maintenance, it is easy to appear the phenomenon of poor ventilation, especially in summer, will close the window for a long time to blow air conditioning, then it is difficult to control the situation. Therefore, no matter what season it is, it is necessary to keep indoor ventilation at all times to avoid poor ventilation. If the temperature is relatively low in winter, you can choose to open the window at noon for air.

3. Too much or too little watering causes the leaves to turn yellow

Raising potted green plants is easy to have a misunderstanding, that is, often watering, then there will be stagnant water rotten roots, then leaves will appear yellowing or falling phenomenon.

If there is a long-term lack of water, there will also be the phenomenon of yellowing leaves, because rubber trees can not get water, the leaves will naturally become shallow, yellowing phenomenon. Therefore, we should water according to the potted wettability and growth period of rubber trees. We can water more in summer and reduce watering frequency in winter to avoid waterlogging.

4. Excessive fertilization leads to yellowing of leaves.

Although the rubber tree is a fertilizer-loving plant, it is easy to burn the roots if it is fertilized too much, so we should pay attention to fertilizing frequently and thinly when applying fertilizer. At this time, we can replant rubber trees, and then pay attention to watering, fertilization and other problems, will slowly recover.

Is the rubber tree poisonous and what is the reason for the yellowing of the leaves? I believe you already have an understanding of these two questions. I hope they will be helpful to you.