Cutting Propagation method of Calendula how to Water Calendula

Although marigold is short in shape, its flowers are very dense and brightly colored. This kind of flower has a long flowering period and is suitable for viewing, so it is often seen in some cities. Let's take a look at how such beautiful flowers are propagated and watered.

Cutting Propagation of Calendula

1. Selection of cuttings.

Selection of cutting branches: the branches used for cutting are called cuttings. Usually combined with the heart-picking work, the sturdy, disease-free top tip is taken as a cuttage, and the top tip is cut directly.

2. Cutting substrate

Cutting substrate: is used for cutting nutrient soil or river sand, peat soil and other materials. Family cutting is limited to the conditions, it is difficult to get an ideal cutting substrate, using medium and coarse river sand is also fine, but it should be washed with clean water several times before use. Do not use sea sand and river sand in saline-alkali areas, they are not suitable for the growth of flowers and plants.

How to water calendula

1. Water quality

Most plants have no special requirements for water, and this plant is no exception, but in order to make it grow better, water can also be treated. This plant likes a slightly acidic environment, so adding an appropriate amount of something that can make it slightly acidic can better improve the quality of the plant's growth conditions, especially the soil.

2. Frequency

Watering should pay attention to the interval between each watering, and during the interval, appropriately increase the use of fertilizer. The frequency of watering should be determined according to the situation, and different growth conditions have different requirements. In general, plants maintained outdoors are watered at a slightly higher frequency, usually once every 3-12 days, while outdoors, they are watered every 6-18 days. Each watering should make the soil moist enough, and Huabao should be used between every two watering. In general, Huabao should be used no less than twice a week.

3. Summer

Many people think that more water should be watered in summer, but in fact it is wrong. Because the temperature is too high, the plant stops growing, so the frequency should be reduced appropriately. In general, outdoor plants are watered every 9-15 days, while indoor plants are watered every 12-21 days. Watering should be done at night or early in the morning when the temperature is low, and keep the leaves dry at night.

4. Winter

The interval of watering in winter needs to be longer, and the time should also be watered at noon on sunny days and when the temperature is higher. In general, no matter indoors or outdoors, water no more than 2 times a month to keep the plant dry at all times.

Common diseases and control methods of calendula

1. Symptoms of powdery mildew of calendula

Powdery mildew is the main disease of calendula, which seriously affects its ornamental ability. In the early stage of the disease, white round spots appeared on both sides of the leaves, and the lesions were further enlarged to show irregular circles. The leaves looked like they were covered with a layer of white powder, and the stems were also covered with white powder. The growth of the plant slowed down, and the flowers became smaller gradually. Finally, the diseased leaves and stems turned yellow, and the whole plant withered and died.

The prevention and control methods strengthen the conservation of water and fertilizer and enhance the disease resistance of plants. Indoor maintenance of plants should be timely ventilation, especially from March to April, the weather turns warm, should be moved to the outside in time to reduce humidity. When the flowers fall behind, the fallen leaves and residual flowers will be removed in time, and diseased plants will be built. Spraying 1500 times methyl topiramate or rutin wettable powder immediately after the onset of the disease, the whole plant should be sprayed once every 10 to 15 days for 2 times in a row.

2. Symptoms of Calendula mosaic disease

Mosaic disease mainly harms leaves, after suffering from this disease, leaves will form mottled or mosaic-like, leaves yellowing, plant growth is blocked and dwarfed, flowers grow abnormally. Mosaic disease is mainly spread by insects, and it is often accompanied by insect pests.

Control methods to find diseased plants removed in time, because there is no specific drug for the control of mosaic disease, so the prevention and control of mosaic disease is mainly to prevent insect pests, spraying fungicides every month.

3. Calendula rust

When the temperature rises in early summer, marigold often appears rust. Rust spots will appear on the leaves, resulting in fallen leaves, scorched shoots, poor growth and so on. In severe cases, the spores pile up into pieces, and the marigold dies quickly due to the evaporation of a large amount of water in the body. The method of prevention and control should be sprayed with 50% verapamil wettable powder 2000 times in time. Once rust spots are found on the leaves, remove the leaves in time so as not to infect other leaves.

The function of Calendula

1. Rich in mineral phosphorus and vitamin C, treat insomnia, reduce anxiety and neurasthenia. Vision protection, lymphadenitis, intestinal function maintenance, nourishing liver and eyesight, beauty, detoxification and anti-inflammation.

2, can reduce menstrual pain, relieve menstrual pain, stimulate bile secretion, decompose fat, it is recommended that women might as well drink more. It has excellent curative effect on peptic ulcer and lymphadenitis. It has excellent curative effect in the treatment of peptic ulcer and lymphadenitis.

3, protect the digestive system, enhance liver function, and can treat hemorrhoids.

4. Drinking marigold tea can sweat, diuresis, clear dampness and heat. And its flowers can also be made into salad, or used in cooking to increase the color and flavor.

5. Marigold for external use is also a powerful herb, external use is a good fungicide, mainly for the treatment of skin diseases and trauma, with anti-inflammatory, bactericidal and anti-mildew, convergence, anti-ulceration effect, and reduce sunburn, burn and scald and so on. Usually used for steaming face, herbal bath or hand and foot bath, can promote skin clean and soft.

6. Marigold and chrysanthemum are sweet, clear damp-heat and cool fire. It has the effect of relieving pain and promoting wound healing, helping to treat stomachache and gastric ulcer, anti-inflammation, sterilization, promoting blood circulation, relieving menstrual pain, diuresis and reducing fever when drinking when you have a bad cold.

Calendula plays a very important role, so it is widely used, not only to deal with wounds, but also to calm the mind and nourish beauty, which is deeply loved by everyone, but such a good-looking and useful plant also has its weakness. some diseases are very lethal to it, so we must pay more attention to the usual nursing and do a good job of prevention.