Had water on mycelin for five in-game days and was AFK next to it. Did not turn into dirt. Don´t know if the same issue occure when placing water on grassblock.
MC-132770
Mycelin don´t turn to dirtblock when flooded
Resolved
Duplicate
0
Kajsa
(Unassigned)
Unconfirmed
Minecraft 1.13-pre6
Retrieved
This should be a duplicate of "MC-130137 - Grass and mycelium don't decay underwater".