How to plant Dutch chrysanthemum and its planting methods and matters needing attention

Dutch chrysanthemum is a light-loving plant that grows best in places with plenty of light. Dutch chrysanthemum has a high ornamental value, generally with flowers as the main ornamental point, its flowers are common in rose red, flowering in October every year. Nowadays, there are many people who want to plant Dutch chrysanthemum, but before planting, it is necessary to have a comprehensive understanding of its planting skills.

How to grow Dutch chrysanthemum

It can be planted by means of ramet, cutting, sowing and so on. Ramet can be carried out in spring and autumn, normally every three years, cutting can be carried out in spring and summer, select tender branches cut, inserted into the soil, about 18 to 20 days to grow new roots; sowing can be carried out in April every year, and sprouting can be seen about 12 to 14 days after sowing.

Planting methods and matters needing attention of Dutch chrysanthemum

1. Planting methods:

1. Location: Chrysanthemum morifolium is a dry crop, so it is necessary to choose plots with convenient transportation and close to water sources. Requires loose texture, fine broken soil, good air permeability, pH6.5~7 sandy soil or sandy loam.

2. Preparation before sowing: planning and establishing internal and external ditch system as early as possible. A horizontal ditch with a width of 35cm and a depth of 35cm was opened at the border length of 30m, and a vertical trench with a width of 30~40cm and a depth of 40cm was established every 10 rows, the width of the ditch was 40cm and the depth of the ditch was 50cm, and the depth of the ditch outside the field was 80~100cm to ensure smooth drainage. Ploughing the land as early as possible, applying basic fertilizer, applying potassium sulfate compound fertilizer 10kg / mu, making the border in the north-south direction, 90cm wide, sowing 3 rows, ditch width 30cm, deep 30cm more than to enhance soil permeability.

3. Sowing method: large area sowing machine is used to sow seeds, sowing depth 1cm, and check the cover thickness after sowing. In case of rainy days, manual sowing can be added.

2. points for attention:

After sowing, first water, and then cover the grass, after the cover, pay attention to check seedling emergence and humidity, timely remove the mulch to prevent tall seedlings. In this way, the effects of high temperature exposure and rainstorm erosion on Dutch chrysanthemum can be prevented, and the evenness of seedlings can be ensured.

Dutch chrysanthemum management

1. Trim: when you trim the first two times, you can cut it again. In other words, the top can be cut off. In this way, axillary buds can sprout more and have more branches. After the next two pruning, our main consideration is its appearance and shape. Trim according to the specific situation, how to look good. After trimming, it is best to make it look more coordinated. For the last time, mainly control the time. Because, its full flowering period is very short, sometimes only a week or so. Therefore, we must seize the opportunity at this time.

2. Watering and fertilization: Dutch chrysanthemum can tolerate drought and barren, which does not mean that it does not need reasonable watering and fertilization. Before planting, Dutch chrysanthemum needs to apply enough base fertilizer to ensure that the soil has enough nutrients, and during its growing period, Dutch chrysanthemum needs to apply thin fertilizer every two weeks to make the plant grow vigorously and blossom more. Watering should also be reasonable, daily watering should be dry and wet, and more watering should be done in dry weather. Water can be sprayed to maintain the humidity of the air.

Common diseases and insect pests of Dutch chrysanthemum and their control

1. Brown spot. Brown spot is also a common and harmful disease to Dutch chrysanthemum, which should be controlled by spraying pesticides in time, such as 2000 times the solution of 25% pink rust rather than wet powder.

2. When aphids or red spiders occur, they can be sprayed with 1000 times of dichlorvos EC or 1000 to 1500 times of dimethoate.

3. Powdery mildew. When powdery mildew broke out in Dutch chrysanthemum, it is necessary to spray pesticides in time. The pesticides that can be used include 36% thiophanate methyl, 1500 times triadimefon and so on. The effect is better when used several times in a row. Attention should be paid to the removal of diseased leaves and burning of dead leaves in winter, and ventilation should be paid attention to in daily management.

Dutch chrysanthemum must be planted at the right time and then planted. After planting, we also need to strengthen management, timely pruning, fertilizing water and preventing diseases and insect pests are the inevitable work to ensure its growth. Only when these are done well, the Dutch chrysanthemum will grow healthily.