Plug seedling picking and supplementing device

A plug seedling picking and supplementing device relates to the field of agricultural machinery and comprises a seedling picking tray, a seedling picking tray conveying mechanism, a seedling supplementing tray, a seedling supplementing tray conveying mechanism, an image acquisition box, a sorting mechanism and a control unit, the image acquisition box is used for performing image acquisition on pot seedlings in the seedling picking tray and the seedling supplementing tray, the sorting mechanism is used for picking and supplementing the pot seedlings, and the control unit is used for controlling the picking and supplementing of the pot seedlings. The control unit is used for controlling the seedling picking tray conveying mechanism, the seedling supplementing tray conveying mechanism and the sorting mechanism. The device is simple in structure, effectively improves the picking and supplementing efficiency, guarantees the consistency of plug seedlings, also facilitates the subsequent treatment of abandoned seed