Breeding methods and precautions for Dali chrysanthemum

Article Catalog

1. Maintenance methods

2. Breeding skills

3. Problem diagnosis and treatment

4. Other issues

Flower pot: Dahlia needs to be repotted three times, gradually from small pots to large pots. Flower pots should be made of earthenware pots with good air permeability and good drainage. Nutrients: It will require more and more fertilizer, and will need multiple top-dressings later. Moisture: It is afraid of drought and waterlogging. During maintenance, it needs to be watered sparingly and frequently to keep the soil moist. Soil: It has relatively high soil requirements and should be raised in sandy soil that is rich in humus and has good ventilation and drainage properties.

1. Maintenance method

1. Pot selection: Dahlia has a special cultivation method. As the most complex type of chrysanthemum, it needs to be repotted three times. Before planting, Use a flowerpot with a diameter of 30cm, which should not be too large. The second time you need to transplant it into an extra-large pot, and finally transplant it into a pot with good drainage. The flowerpot should be ventilated. Tile basin with good drainage effect.

2. Nutrient management: Dahlia will require more and more fertilizer during its development. In addition to the basic fertilizer, top dressing is also required to meet growth needs.

3. Water management: After grafting, Dahlia Frequent watering is required, but the amount of watering each time should not be too much, because Dahlia is afraid of water accumulation, as long as the soil is kept moist.

4. Substrate selection: Dahlia has certain requirements for soil. The soil needs a large amount of humus, preferably sandy soil with good ventilation and drainage effects.

2. Breeding skills

1 2. Topping: In order to make the shape of the Dali chrysanthemum more plump and well-proportioned, multiple toppings are required. Starting from the time when two or three leaves grow, five to ten times of topping are generally required.

2. Grafting: Grafting can be started after the temperature starts to rise in spring. Dahlia is generally grafted onto Artemisia annua. It is best to start grafting when Artemisia annua is eight centimeters long. When grafting, the side branches should be continuously pulled to grow outward.

3. Problem diagnosis and treatment

1 , Gray mold: Gray mold will damage the leaves, rhizomes and flower buds of Dahlia. Leaves with diseased spots must be removed in time to prevent the spread, and hydantoin or Sukeling powder should be sprayed in time.

2. Viral diseases: Viral diseases mainly harm the leaves. The diseased leaves are gray-green with irregular white stripes. The diseased plants will be transmitted to normal plants. They need to be treated in time and sprayed with antibiotics. Aphid control.

4. Other questions

1 . Is it toxic? Dali chrysanthemum is a kind of artistic chrysanthemum. Its main function is for viewing and it is non-toxic. However, the ornamental value of Dali chrysanthemum is very high, but it does not have much edible value, so it is not recommended for consumption.

2. Can it be grown at home: Dali chrysanthemum can be raised at home, but it is a very complicated art chrysanthemum, and it has relatively high requirements from grafting to topping and tying. , the requirements for flower growers are relatively high. If they are grown at home, the flower growers will need to spend more time.

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