Abstract: An inflatable planting device including a storage tank, a cultivation tank, a field planting tray and a plurality of planting frames is provided. The storage tank has a first air bag. The cultivation tank has a second air bag, and is located on the storage tank. The field planting tray has a mesh air bag defining a plurality of plant holes, and the field planting tray is located on the cultivation tank. The planting frames have a third air bag, and are connected to a periphery of the storage tank, the cultivation tank and the field planting tray through a plurality of connecting holes, where the connecting holes connect the first air bag, the second air bag, the mesh air bag and the third air bag to make the storage tank, the cultivation tank, the field planting tray and the planting frames to form an integrated connection.