How to plant watermelon seeds for "King of Summer"?

Watermelon is known as the "king of summer", is a common summer fruit in summer, taste sweet, can dispel heat and cool, and pulp, peel, seeds have high edible and medicinal value. So, how to plant watermelon seeds? Let's get to know it together.

I. seed selection

Before sowing, watermelon seeds should be selected according to the characteristics of each variety, removing blighted seeds, moth-eaten, damaged, moldy seeds and other sundries, drying the seeds for 2 noon and turning them every 2 hours to make them receive light evenly. Disinfection and sterilization can also enhance seed vitality and improve germination energy and germination rate.

2. Disinfection and sterilization

1. Soak the seeds with warm soup

Soaking seeds in warm soup can prevent watermelon mosaic virus disease. 3 days before sowing watermelon seeds, put the selected watermelon seeds in an earthen basin, pour boiling water and cold water in the proportion of 2:1, start soaking seeds in warm water, keep stirring constantly after putting seeds in warm water, and stop stirring when the water temperature drops to 30 degrees Celsius. Soak for more than 4 hours, then wash and set aside.

2. Hot seed at high temperature

High-temperature blanching can kill the pathogens on the surface of watermelon seeds, pour the selected seeds into boiling water and stir quickly for 5 seconds, immediately pour out boiling water, put in cold water and then continue stirring, soaking for three hours can be taken out to dry, the amount of water is about three to four times that of seeds, pay attention to the speed of scalding seeds, otherwise affect the seed germination rate.

3. Disinfection with medicament

The following methods can be disinfected, and farmers can choose one of them: 100-fold formalin for 30 minutes, 4% bleach solution for 1 hour, 50% carbendazim 500-fold solution for 1 hour, and 500-fold solution prepared by 10% antimicrobial agent 401 for 30 minutes.

Third, soaking seeds to accelerate germination

1. Soaking seeds

Soaking seeds can speed up the speed of absorbing water and shorten the time of germination and emergence. It is appropriate to soak seeds in cold water for 8 hours and in warm water for 3 hours. After soaking seeds, rinse seeds with clean water and rub them repeatedly to clean them.

2. Sprouting

Rinse the soaked seeds with clean water, then wipe off the excess water attached to the seeds with a cloth, wrap the seeds in a wet cloth and put them in an earthen basin and germinate at 28-30 degrees.

Fourth, sowing seeds

1. Seedbed preparation

Watermelon seedbed should choose a place with leeward facing sun and dry terrain, watermelon seedling raising in early spring should be carried out in greenhouse or greenhouse, and sunshade should be built in autumn watermelon seedling raising.

2. Soil allocation

The nutritive soil of watermelon seedling bed should be loose and free from diseases and insect pests. 6 parts of topsoil, 3 parts of mature fertilizer and 1 part of plant ash can be mixed with soil. The soil and fertilizer should be mashed and screened, kept granular and stirred with water.

3. Sowing seeds at the right time

Watermelons can be sown from January to July, but in different ripening seasons, they are divided into early maturity, middle maturity and late maturity. When sowing, the seeds are gently placed on the soil, covered with 1 cm fine soil and covered with a film.

The above is the little knowledge of how to plant watermelon seeds arranged by Tuliu net. I hope it can help you!