Disposable plastic seedling cover is an efficient, environmentally friendly and convenient tool designed for seed germination and plant growth. It ensures that no harmful substances are released when in contact with plants, thereby ensuring the healthy growth of plants. This material is not only environmentally friendly and degradable, but also does not cause any adverse effects on plants under normal conditions of use, while avoiding the environmental pollution problems that may be caused by traditional plastic products. Its design focuses on sealing, which can effectively prevent water loss and external dust from entering, and provide a moist and sterile environment for seeds. This feature is particularly suitable for home planting or small agricultural projects, helping seeds germinate faster and increase survival rates. This seedling cover is suitable for the germination stage of a variety of plant seeds, whether it is planted indoors or outdoors, it can provide ideal protection. It can not only cover the seedling tray, but also be directly put on the outside of the planting container to provide additional insulation and moisturizing effects for the plants.