Although it is the responsibility of the Welsh Ministers to compile the register, in practice, we — Cadw — recommend which parks and gardens should be registered or deregistered.
Er mai Gweinidogion Cymru sy’n gyfrifol am lunio’r gofrestr, yn ymarferol, rydym ni — Cadw — yn argymell pa barciau neu erddi a ddylai gael eu cofrestru neu eu datgofrestru.