Planting method of sulfur chrysanthemum

Sulfur chrysanthemum, (scientific name Cosmos sulphureus), is an annual herb of the genus Asteraceae. Originated in Mexico, also known as Huang Qiuying, yellow Persian chrysanthemum, yellow chrysanthemum, sulfur chrysanthemum, yellow hibiscus. Thihua chrysanthemum is large and colorful, but the plant shape is not very neat, so it is most suitable for multiple plants. Can also make use of its characteristics of self-sowing and reproduction, together with other perennial flowers, planting in the flower border, or the natural planting of lawns and forest edges. A dwarf species with low and compact plants and dense flower heads, which can be used for flower bed layout and cut flowers.

Now let's introduce the planting method of sulfur chrysanthemum. Sulfur chrysanthemum is often used for sowing propagation and cutting propagation. Attention should be paid to seedlings after sowing. It takes 7-21 days for sowing, propagation and germination. The germination is fast and neat. The optimum temperature for growth is 24 ℃. It will blossom about 2 months after germination. The seeds of sulfur chrysanthemum have the ability of self-sowing. Once planted, a large number of self-sowing seedlings will be produced. With a little protection, they can blossom as usual. Cutting propagation uses twigs as cuttings in early summer and can take root 15-20 days after cutting. When the seedlings have 4-5 true leaves, they are heart-picked and transplanted or potted.

1. Sow seeds. Northern China generally sows seeds from April to June, blossoms one after another from June to August, and has a hot climate from August to September with more overcast and rainy weather and less flowering. After the cool autumn, it continued to blossom until Frosts Descent. If sowing in July-August, it will be able to blossom in October, and the plant is short and neat. For specific seed planting methods, please refer to: main menu-novice planting-seed germination. Indoor planting can be sown all year round.

2. Soil. Sulfur chrysanthemum likes loam or semi-sand loam which is loose and fertile, good drainage, rich in organic matter or semi-sandy loam, generally can choose Dvordo organic nutrient soil.

3. Light. Sulfur chrysanthemum likes light, needs enough sunshine, and likes sunny weather during the growth period, but it can also tolerate semi-overcast conditions. But planting in the shade for a long time will lead to whitening, yellowing and malaise.

4. Temperature. Sulfur chrysanthemum does not require high temperature, and it can be planted in the open air in most areas. the optimum temperature for seed germination is 24 °C, which can increase the germination rate. Summer noon hot weather should pay attention not to lack of water, can not see the lack of water immediately watering, conditions can be moved into the room for 2 hours before watering, or appropriate shade and then watering in the evening.

5. Watering. Sulfur chrysanthemum can withstand drought and should not be watered too frequently. It can be watered according to the principle of "dry and thoroughly watered". Specific methods can refer to the main menu → novice planting → watering method → teach you the correct watering method. Remember, do not accumulate water for a long time, lest the roots rot and wither.

6. Fertilization. Sulfur chrysanthemum is resistant to barren and does not have high requirements for fertilizer, but it is also necessary to apply thin fertilizer and apply more thin fertilizer. Generally, about 10 to 15 days, the ratio of liquid fertilizer 1: 400 is used, so that it can grow more quickly and luxuriantly.

Sulfur chrysanthemum is annual, golden yellow and mixed color, high 60-100CM, spring and autumn, florescence June-October, summer sowing florescence September-October, 7-9 days germination, 4-5 true leaves when picking, stage sowing flowering can last until November, but also cutting propagation, South China sowing year-round flowering, strong growth, very long flowering period, self-propagation, extensive management, flower beds, cut flowers, highway greening.

Time: 2019-05-25 Click: