For the first row, the hooks are not included, because I have not changed them.

You can find them here:

https://www.printables.com/model/528977-skadis-universal-hook-without-stick-out

I printed the containers in White PETG without vase mode.

There is space for 16 containers (less if your plants are bigger).

Including hooks, I used around 1kg of filament.