The shell of watermelon seeds is relatively hard, usually the first thing you need to prepare for its full of seeds, but also with carbendazim, toxaphene solution and other agents to give it disinfection, and need to soak the seeds in warm water for 2 hours, so as to make its seed germination, seed sowing to the potting soil suitable for growth, the need to control the temperature at around 18 to 22 ℃, waiting for its rooting and germination on the good.
Watermelon seeds 4 steps germination1, select seeds
Watermelon seeds in the process of germination, among which some of the seeds can not be rooted and germinated, so the first thing you need to do is to prepare a full of good seeds, so that the seed germination viability is high, and also make it better in the soil, conducive to the management of Seedling growth.
2, sterilization
The seed shell of watermelon is relatively hard, if you do not give it treatment, it will be difficult to absorb the moisture in the soil, resulting in its inability to normal rooting and germination, which needs to be immersed in the seeds in the polymyxin, Tobutzin solution, and other agents, you need to be soaked in 5 to 10 minutes on the right, not only able to help the seeds germinate, but also to avoid suffering from pests and diseases.
3, warm water soaking
Whenever the seeds of watermelon disinfection treatment, usually in the method of watermelon seed germination, but also to soak its seeds in warm water for 2 hours, to soften the shell of its seeds, and then take out in a cool ventilated place to dry, which can increase the rate of germination of the seeds, is conducive to the growth of watermelon seedlings. Growth.
4, buried germination
First of all, the seeds will be processed, sown into the garden soil, peat soil, coarse sand mixture of soil, and then buried in fine soil 3cm, and the need to give it appropriate watering, will control the temperature of 18 ~ 22 ℃ or so, so as to make the seeds quickly rooted and germinated, placed in the semi-shade and wait for germination. semi-shady place to wait for germination is good.