When will the stone-seam watermelon in Ningxia ripen? When does Ningxia watermelon mature?

1. Shigua, also known as Gobi watermelon and selenium sand melon, usually ripens in summer, and the specific time is from July to September. This kind of watermelon is big, the largest can weigh more than 30 kilograms, and it is very resistant to storage and transportation, with a shelf life of more than 50 days. Stone melon is planted in April-May in spring, and it takes about 90- 100 days from sowing to fruit ripening, so it belongs to a relatively late-maturing variety.

2. Generally, the cultivation technique of pressing sand should be adopted in the cultivation of stone melon, which was originally created by Ningxia people. It is to lay about 15cm granular gravel on the hillside, and then plant stone melons on it.

3. This planting method has the functions of water storage, moisture preservation and heat preservation, and can also avoid soil erosion, which is very suitable to be popularized in arid and semi-arid areas and can effectively improve the selenium content of watermelon.