is not really a bug but
if we give a tallgrass with an ID greater than 2 was the possibility of a green bush death
bug?
I do not really know but if have put the plant on a block of grass or dirt it has no texture
future block?
the command is
/give @p minecraft:tallgrass 1 3
Please do not mark unreleased versions (anything starting with "Future Version") as affected. You don't have access to them yet.