Underwater plants pop off when (frosted) ice blocks are placed directly above them.
Note that this is inconsistent with lily pads, which were specifically made to survive on ice.
MC-125478
Underwater plants don't survive directly under ice
Resolved
Fixed
1
Confirmed
frost_walker, frosted_ice, ice, kelp, sea_grass
Minecraft 18w07b
Minecraft 18w15a
Retrieved
This issue has been fixed.