The bug
Flower pots don't require a support block to place on.
To reproduce
Place a flower pot on a block
Destroy that block
Flower pots don't require a support block to place on.
Place a flower pot on a block
Destroy that block
[Mod] Les3awe
Les3awe_duplicates
(Unassigned)
Confirmed
Minecraft 18w15a
Retrieved
This issue relates to MC-125234 / MC-127036.