This is an excellent orchid pot. I found that the top rim of the original design was a bit too fiddly to install, so I simplified it. Kudos for chrido for an excellent design.
Use the original base, center and instructions from the original design.
[Original Design] (https://www.prusaprinters.org/prints/1388-aerated-planter-for-orchids)
The author remixed this model.