How to plant cosmos seeds, and some cultivation techniques related to cosmos.

How to sow cosmos seedsThis article provides an overview of how to sow cosmos seeds and related cultivation techniques for green plants and flowers. Let's take a look together.The best sowing time and maintenance aspects of cosmos, which enthusiasts must master.Cosmos is also known as the "king of flowers," with unique and beautiful flower shapes, especially ornamental value. The best planting time for cosmos is in spring and autumn, as the weather is warm and cool, which is suitable for the growth stage of many flowers. Therefore, it is perfect. Cosmos planted in spring can bloom in May, and the flowering period can last for three months. Don't think the flowering period is short; although there are only three months of ornamental period, the flowers will bloom again after a short time. Cosmos is not a one-time flowering plant and will stop flowering when it is cold until the beginning of winter. So, when is the best sowing time for cosmos?The sowing time for cosmos is in spring, and its growth rate is extremely fast, almost blooming after March. If sown in February, you can see cosmos everywhere in May. Cosmos planted after September will gradually wither, but new flower buds can be seen in one or two weeks. After October, it's a new batch of flowers. With good cultivation, the flowers will bloom continuously, with the previous flowers fading and the next ones blooming, lasting from the flowering period to winter. However, the flowers will be smaller when the weather is cold or after the first bloom, but this does not affect their beauty.How to sow cosmos seedsNow is the best time to plant cosmos, but the weather has been quite overcast recently. If it's cloudy, first place the seeds you bought in a dry cloth bag and put it in a dry place to prevent the seeds from mildewing or germinating. Then take out all the flower pots of different sizes at home. When planting, simply scatter the seeds on the soil surface; there's no need to dig holes to bury them. Planting cosmos in the ground is even simpler. First, loosen the soil where you want to plant cosmos and then scatter the seeds on the surface.How to sow cosmos seedsFor cosmos grown in pots, after scattering the seeds on the surface, cover them with a layer of plastic wrap to prevent the seeds from being washed away during watering and promote their growth by providing a better growing temperature. Seeds grown in this environment will sprout within a week. They should not be exposed to sunlight before germination, but once the seedlings are visible, they must be moved to a sunny location to speed up their growth. It is also necessary to fertilize and water regularly, but not too frequently, as this can cause root rot and lead to withering.Before cosmos flowers, it is also necessary to tidy up and prune the flower cores appropriately, which can promote the growth of more flower buds. After the first bloom, collect some seeds, place them in a dry cloth bag, and store them away from moisture. Besides growing them yourself, you can also give some to friends. If you don't want to give away flowers, you can give seeds instead, as they are also easy to grow.The above is a comprehensive introduction to how to sow cosmos seeds and related cultivation techniques, hoping to provide green plant enthusiasts with some relevant knowledge.