Abstract:‘Huazhixiu’is a new watermelon F1 hybrid with medium maturity. It was developed by crossing M02-10 as female parent and JF-11 as male parent. Its growing period is about 105 days from sowing to harvest. Its fruit matures about 32 days after pollination. The first fruit is set at 8 th-10 th nodes. The fruit is elliptical shaped with dark-green wide stripes on green skin. The sphericity index is 1.38. Its flesh is red, juicy and crispy. It tastes very sweet. The pericarp is hard to crack. It is suitable for storage and transportation. The average fruit weight is about 8.5 kg and the yield is 46.5 t·hm-2. This variety has good adaptability and can be grown in main watermelon production areas in China.