21w03a adds glow lichen, which very tightly adheres to the face of the block it's on. Compared to redstone dust and lily pads, this is also likely how tight they should hold on to their block space, but some closer inspection reveals a gap.
How to fix
The resource pack attached to MC-237445 fixes this issue completely, alongside fixing multiple other issues with flat plane models.
Related issues
relates to
Attachments
Comments


Can confirms, would like to add that the lily pad's floating is even more extreme on water blocks (the gap is very visible)
Can confirm in 21w05b.

well minecraft doesn't exactly have gravity... but it sure does look weird. can confirm for 1.16.4 and 1.16.5
Can confirm in 21w07a.

Can confirm in 21w13a.

Can confirm in 21w14a.
Can confirm in 21w15a.

I think this now also affects the Glow Lichen per the fix of [MC-212277]

Can confirm in 21w17a.

Can confirm in 21w18a.

Can confirm in 1.16.5

Can confirm in 21w19a.

Can confirm in 1.17 Pre-release 3.
Can confirm in 1.17.
Can confirm in 1.17.1.

Can confirm in 21w39a.

Can confirm in 21w40a.

Can confirm in 21w42a.

Can confirm in 1.18 Pre-release 1.

Can confirm in 1.18 and 1.18.1 Pre-release 1.

Can confirm in 1.18.1.
Can confirm in 1.18.2 and 1.19 Pre-release 1.
Can confirm in 1.19.

can confirm for 1.19 pre-release 1
Can confirm in 1.19.1.
Can confirm in 1.19.2.