Summary of content: The environment on slopes such as hillsides and rivers is relatively harsh. Some plants and trees need to be planted to protect the slope. We need some plants with strong vitality and developed root systems to protect them. Today we will introduce to you what varieties of grass seeds commonly used for slope protection. 1. Dog tooth root. Dog tooth root is a warm-season lawn grass seed. It has strong spreading power and high invasiveness, and can effectively cover the ground. It is resistant to trampling and can maintain good growth in areas where people often move. The greening period is relatively long. It can reach about 270 days in South China and about 240 days in North China and central China. It is often used to protect and consolidate soil in river banks, hillsides and other slopes to prevent soil erosion. 2. Tall Fescue Tall Fescue is a cold-season lawn grass species with a wide range of applications, strong adaptability, high plant density, green leaves, long green period, developed root system, treading and pruning, and can be used to green slope protection lawns or sports field lawns. 3. Early-mature grass has the advantages of trampling resistance, fast growth speed, strong adaptability, and has low soil requirements. It is suitable for a variety of soil types, is cold-resistant and drought-resistant, and is suitable for the construction of various outdoor lawns. Some varieties have fast stapling speed and good cold resistance, which are suitable for extensive management, and can also be mixed with other varieties. 4. The excellent green ornamental grass species with white three leaves are vigorous, easy to plant and manage, and are legume plants that tolerate barren soil. The leaves are lush and green, and can also produce small white flowers, which have good ornamental effects. At the same time, they have strong soil solidification ability. They can be used to protect slopes and be used as forage. 5. Perennial ryegrass is the most common The cold-season grass species used have fast growth rate, easy survival, developed fibrous roots, and very cheap prices. They have the functions of solidifying soil and protecting slopes, reducing ground runoff, and increasing permeability. They can be used to prevent soil erosion and simple maintenance management.