Specific shape look at the picture will know, the following to say the following cosmos planting method, in what time to plant, in what time to see the flowering, planting process what need to pay attention to and so on. In general, cosmos can be sown in the spring of each year, probably around March, the plant grows three to four months into the blooming season, that is, in the summer you can see the flowering.
Florists must pay attention to the variety of cosmos when buying seeds, and see whether it is a tall or short type. If you want to plant them in pots, the short-stemmed type will be more stable; if you want to plant them in the ground or cultivate them in large pots, the tall-stemmed type will be better looking and more interesting.
1. Sowing. Persian daisy seeds can be directly into the soil, the surface of a thin layer of soil watering and moisturizing can be. In addition, you can also consider the use of paper towels for germination treatment, a small number of seeds in warm water soaked for half an hour, the water temperature control at about thirty degrees, the soaked seeds fished out and placed in a container with a wet paper towel, and wrapped the seeds with a wet paper towel to maintain a high degree of humidity, placed in the corner of the light is low, do not have to a week, you open the wet paper towel will be able to see that most of the seeds have been grown out of the white It's a good idea to pot them up.
2. Management of seedlings. Don't sow too many seeds in the same pot, so that the seedlings don't grow too densely and affect the aeration between plants.
3. Topping. When the cosmos plant grows to about ten centimeters, must remember to top, the first topping is very important, but also the key to maintain the plant's physical condition, not only can promote the main stem grows thicker, but also allows the side shoots to grow more vigorously, the whole plant opened up a lot of rounded and smooth.
4. Growth period management. Persian chrysanthemum's growth is very tenacious, even if the weather is not good can also bloom, but the flowers are relatively small, that is, a small plant on the bloom, looks sparse. So in order to make the flowers of cosmos more and bigger, in the seedling management stage, when you see the buds sprouting, you should cut them off quickly, so that the main trunk grows more robust before letting it bloom.
Persian chrysanthemum is good-looking, but it is easier to attract insects, red spider, aphids, mesquite, etc., so from the seedling stage you should start playing insecticide.