Whether it is flowers or vegetable, plug seedling is one of the most fundamental changes in modern gardening, provides guarantee for rapid and mass production. A seedling raising tray has become an important instrument in the production process of factory seedling.
Making a seedling raising tray materials are generally of polystyrene foam, polystyrene, PVC and PP. Manufacturing method of a blow, also has injection molding. General vegetable and ornamental plant seedling raising tray made of polystyrene material.
Standard seedling raising tray size of 540mm * 280mm, the hole diameter for different size, cavity number between 18-800. Cultivation medium and small seedlings, planting disc is suitable to 72--288. The hole shape a seedling raising tray main square and circular, square hole containing matrix general than thirty round points Kong Duobai, water distribution is also more evenly, seedling root growth more fully.