How do you water Catharanthus roseus (how often do you water it?) what if the leaves of Catharanthus roseus turn yellow?

Catharanthus roseus is a very beautiful flower plant, which is more common in life, because of its long flowering period, beautiful shape and rich colors, Catharanthus roseus can be seen in parks or community green belts. Even many people like to raise Catharanthus roseus at home, so do you know how to water them?

How to water Catharanthus roseus (how often)

Catharanthus roseus avoid dampness and fear of waterlogging, basin soil watering should not be too much, too wet affects growth and development. It is watered about once every 3 to 5 days. In particular, indoor winter plants should be strictly controlled watering, it is better to dry, otherwise it is easy to freeze. Open field cultivation, midsummer showers, pay attention to timely drainage, so as not to cause the whole area to die by waterlogging.

What if the leaves of Catharanthus roseus turn yellow

1. Soil alkalinity.

Catharanthus roseus does not have a high demand for soil, but it is suitable for growing in acidic soil, alkaline soil will lead to poor growth of Catharanthus roseus, causing leaves to yellowing and not flowering.

Solution: the acidity and alkalinity of the planted soil should be tested, and if the soil is partial to alkali, it should be treated.

2. Poor soil permeability.

Poor soil permeability is also the reason for the yellowing of Catharanthus roseus leaves. Many people plant flowers with high soil viscosity and poor water permeability. There is no problem with this kind of soil in the short term, but over time, the poor permeability of the soil results in poor breathing in the lower roots of Catharanthus roseus, resulting in frequent yellow leaves and fallen leaves.

Solution: choose sandy soil with good drainage performance to plant, but also pay attention to not watering too much.

3. Overwatering

Catharanthus roseus avoid dampness and fear of waterlogging, basin soil watering should not be too much, otherwise it will affect root breathing and cause old leaves yellow, new leaves yellow.

Solution: strictly control watering, it is better to dry, and pay attention to drainage in rainy season.

4. Excessive fertilization

Many flower friends worry that Catharanthus roseus does not have enough nutrients and blossom, and occasionally put a little fertilizer or something into the potted soil, hoping to absorb more flowers. This way is correct, but the fault lies in the frequency of fertilization, if fertilization is often applied, Catharanthus roseus is difficult to fully absorb, fertilizer remains in the soil, always around the root, resulting in the whole Catharanthus roseus malaise, slow growth, less flowering, petals smaller.

Solution: Catharanthus roseus can be applied alternately by compound fertilizer and liquid fertilizer, and don't apply fertilizer casually at other times. Watering the next day after fertilization promotes the absorption of nutrients.

What about the withered leaves of Catharanthus roseus?

When you see the yellow leaves, it is best not to water them again. Loosen the soil in the basin and let it dry in a ventilated and dry place, so that the water left at the bottom evaporates as soon as possible, and it is best to dry and then water it!

If you see the leaves wilting, yellow and soft, you feel like you don't have the spirit, then this is because of the lack of water. You can sprinkle an appropriate amount of water on the leaves of Catharanthus roseus, or place a basin of water around the flowers to increase the humidity of the air nearby.

Maintenance skills of Catharanthus roseus

Usually manage Catharanthus roseus, but also pay attention to ensure that the plant is given adequate light, long-term shade in the shade, lack of light, will make the leaves yellow.

If the soil is alkali-hardened, poor ventilation and poor water seepage, it will also cause poor plant growth, yellow leaves and no flowering.

It is necessary to move indoors in winter, keep the room temperature above 5 degrees, and control watering, and the basin soil should be dry.

If the family room temperature is kept at about 15-20 degrees, it can blossom continuously. Catharanthus roseus can be moved to outdoor management after the beginning of spring. Catharanthus roseus is generally cultivated to change the pot every two years.

The ripening period of Catharanthus roseus fruit is from September to October, and the fruit is ripening successively and must be collected in time. Catharanthus roseus is multipurpose in propagation and sowing.

Sowing is usually carried out in early April and can be sown in the open field or in pots. In addition, the softwood cuttings of the old plants can also be taken in spring, and Catharanthus roseus can be topped after survival to promote more branches.

As mentioned above, the cultivation of Catharanthus roseus must pay attention to watering, because many people's problems, such as yellowing of leaves and root rot, may be caused by improper watering. Catharanthus roseus avoid drought and dampness, so we must master the amount of water!