A plant planting device is used to hold a plant, a soil and a water, and provide water for the plant.The plant planting device includes a first container, a second container and a liquid transfer member.The first container includes a first shell and a holding area.The holding area is located at the bottom of the first shell and is used to hold water.The second container is located in the first container.The second container includes a second shell, a clamping hole and a plurality of air holes.The second shell forms a planting area, and the planting area is used for accommodating plants and soil.The fixing hole is located at the bottom of the second housing and above the accommodation area.A plurality of air holes are arranged at the bottom of the second shell.The liquid transfer part is clamped on the fixing hole.When the water in the holding area touches the liquid transfer piece, the liquid transfer piece will transfer the water to the plants and soil in the planting area.一種植物種植裝置，用以容納一植物、一土壤和一水，並提供水給植物。植物種植裝置包括一第一容器、一第二容器和一液體傳遞件。第一容器包括一第一殼體和一容納區。容納區位於第一殼體的底部，容納區用以容納水。第二容器位於第一容器內。第二容器包括一第二殼體、一卡固孔和複數氣孔。第二殼體形成一種植區，且種植區用以容納植物和土壤。卡固孔位於第二殼體的底部並位於容納區上方。複數氣孔位於第二殼體的底部。液體傳遞件卡固於卡固孔。當容納區裡的水碰觸到液體傳遞件時，液體傳遞件會將水傳遞給種植區裡的植物和土壤。
