Everything is semi hydro. Except the Cordyline Ti Plant which does have an air stone because I wanted to and I have so much extra aquarium stuff.

The other three are alocasias: azlanii, variegated frydek, and a mystery maybe frydek.

Using hydroponic fertilizers and dosing rates suggested by the brilliant @Guenther_Amanita@slrpnk.net in a post here on Lemmy.