I was inspired by the brilliant idea of "terraplanter" and realized with a 3D printer We checked to see if it couldn't be done. https://www.kickstarter.com/projects/terraplanter/terra-planter-the-inside-out-hydroponic-planter-pot

As a result, I found the water to be useless, as it ran off in about a day.

After all, it seems that only a special type of clay can achieve this.

Resolution:0.2 outer wall:0.4 Infill:25% Filament_material:PLA(clear)

Resolution:0.2 outer wall:0.8 Infill:25% Filament_material:PLA(clear)

Resolution:0.2 Infill:100%-75%-50%※From the bottom to the top. Filament_material:PLA(purple)

Resolution:0.2 Infill:100%-70%-65%※From the bottom to the top. Filament_material:PLA(purple)

Resolution:0.1 Infill:100%-75%-50%※From the bottom to the top. Filament_material:TPU(blue)

Resolution:0.2 Infill:100% Filament_material:TPU(blue)

Resolution:0.1 Infill:100% Filament_material:TPU(blue)