Haihua red pepper is slightly larger than Chaotian pepper and has a higher yield than Chaotian pepper. It is a cluster-type small pepper with a slightly stronger spiciness, compact plants and upward-growing pepper fruits. Red line pepper is a medium-ripe red line pepper variety. The growth potential is medium, the plant type is relatively compact, the plant height is 56.8 cm, and the spread is 59.1 cm × 59.1 cm. The fruit is long and linear, with a length of 18.86 cm, a width of 1.48 cm, a pulp thickness of 0.2 cm, and a single fruit weight of 16.1 grams. Green and mature fruits are dark green and mature fruits are red, with good gloss, straight fruits and slightly wrinkled fruit surface.